When water comes in from the outside, it is impossible to keep

paint or paper on the wall in good shape. Look around for the

places where the water comes in, point it out to the owner, and

if he fails to stop the leak have it _understood_ that the work

is done at _his risk_; or, what is better, refuse to do the work;

because, when a job comes off, or turns out badly, you will take

the blame generally, no matter whether it is your fault or not.

A job may be made to last awhile by a waterproof coating, or by

sheathing with thin lumber, but it is only a question of time when

the lining material will become water-soaked and spoil the paint or

paper, to your discredit. I have usually been _too busy_ to take

jobs of this kind. If the water can be cut off, the next thing is

to dry the wall, which you can do at the surface only by setting

a stove near it, or with the flame of a paint burner; then, after

all your trouble, the water, which remains in the wall, if of brick

or stone, may find its way to the surface, and destroy your work.

Sheet lead cemented to the wall will answer a good purpose for a

time, but the dampness will finally destroy the cement and let the

metal loose.

Battening out for lath and plaster is the best for basement or damp

stone walls, but that is the plasterer’s work, and is rarely ever

done except in private residences.

Battening and canvasing is next best; nail your battens up and down

18 inches apart. Have the canvas stitched in sheets the right size

to cover the large blank spaces of the wall. Then stretch and tack

it on the battens, and give it a coat of glue and alum size.

When dampness is caused by condensation the best remedy is to

remove the cause and dry the wall.

TO PAPER ON A BOARD PARTITION.

When paper is pasted on boards, it must crack, when the lumber

shrinks. If you paste cloth over the cracks, it must crack, if the

cracks open further than the cloth will stretch. When you tack

cloth on a partition and size it, if the size goes through the

cloth and sticks it fast to the boards, it will be likely to crack

when the lumber shrinks. For a good job I would advise that you

first cover the partition _with paper tacked on_, then when you

size the cloth, it will stick to the paper, and not to the boards.

I have met with uniform success in this way; because the boards

are left free to shrink and swell without breaking the cloth or

paper. I like to sew the cloth together with a running seam in

pieces large enough to cover all broad spaces, turn the smooth side

out, stretch well, and fasten the edges only; drive the tacks an

inch from the edges of the cloth, so that you can fasten them down

smoothly with paste. When a man has been unwise enough to put a

board partition across one end of an otherwise fine room, and is

willing to pay for his folly: first, take measurements of the blank

spaces, and sew together some fairly strong _unbleached_ muslin,

stretch on frames, and give it a coat of glue and alum size, and

whiting; when dry, carefully fit each piece in its place and tack

it an inch from the edges and fasten the edges down smooth with

strong flour paste. Tack only at the edges, and if you are careful

to butt edge the different pieces over the doors, etc., you can

make a nice smooth job in this way. By using this method the paste

will not stick the cloth to the wall. Use tinned tacks to prevent

rust.

SANDPAPERING.

This is a job none of us like very well, but since it must be done,

it is worth while to be able to do it to the best advantage. The

first thing to look for is good paper. To test the strength of the

sand, rub two pieces together, and if the sand don’t fly off, it

is good in that respect; next see if the paper is tough and will

not tear easily. Chalk the back of your paper before you double it

and it will not slip. Don’t lose time using old, worn-out paper.

New paper will, of course, cut faster than old paper, and the

difference in the time gained by using sharp paper will pay for the

new paper twice over. Using old dull paper is like trying to save

money by using an old stub brush. Better use up fifty cents’ worth

of paper than to fool away dollars’ worth of time trying to save

money by using old paper.

If you have old, hard paint to cut down, which dry sandpaper

will not touch, keep the work wet with benzine, and you will be

surprised to see how fast the sandpaper will cut the paint. To put

on benzine use a small spring-bottomed can, such as is used for

oiling machinery. You can use any grade of sandpaper, and it will

not soak up or gum. No. 1 paper is the best for this purpose. A

good deal of time may be lost where scrapers could be used to much

better advantage. A broad, flat scraper to shove endwise is always

in order, and a few narrow ones with various shaped ends to fit in

headings, moldings, etc., are a great help.

A STENCILED BORDER.

This makes a nice finish for a painted or kalsomined room. To make

it look at its best, paint a stripe as wide as your stencil in a

pleasant contrast to the paint on the room and put the stencil on

that in soft harmonizing colors.

REPAINTING SCALED WORK.

To repaint a job which has commenced to scale, without taking off

all the old paint, is very uncertain work, but if you have to try

it, have it understood in writing, or before witnesses, that it is

done at the owner’s risk. First scrape off the loose paint, then go

over the job with raw oil; put it on freely and let it stand until

dry; then scrape off all the paint loosened by the oil, and coat

up with strictly pure white lead and oil. Avoid zinc, and mixtures

of zinc, and barytes, on jobs of this kind; because they are more

or less liable to crack, and pull off more of the old paint. White

lead and oil lightly tinted will hold it if anything will. Use raw

oil and a little good japan.

TO MIX WATER COLORS.

Light weight colors which will not mix well with water may be

easily mixed to a stiff paste with molasses or sirup, then mix in

glue size for a binder and thin with water.

TO SIZE MUSLIN FOR LETTERING.

Use a thin size of white glue in water, or a thin starch paste. For

a sign to stand weather, dissolve white wax in turpentine by heat.

Melt the wax in a kettle, then take it outside and by degrees add

sufficient spirits of turpentine and make a thin size.

One ounce of wax to the quart of turps is about right. Put it on

warm with a brush.

ANOTHER FOR WHITE WORK.

Slake a little good, fresh lime in hot water and mix a size with

skim milk. Then strain through cheese cloth. This size is, when

dry, insoluble in water and will hold lettering as long as the

cloth lasts. May be tinted.

[Illustration: No. 4. OLD STYLE EXTENDED.

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a b c d e f g h

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]

TEST OF THE PURITY OF WHITE LEAD.

The following is an infallible and simple commercial test of the

purity of white lead:

Take a piece of firm, close-grained charcoal, and near one end of

it scoop out a cavity about half an inch in diameter and a quarter

of an inch in depth. Place in the cavity a sample of the lead to be

tested, about the size of a small pea, and apply to it continuously

the _blue_ or _hottest_ part of the flame of the blow-pipe; if the

sample be strictly pure it will, in a very short time, say two

minutes, be reduced to metallic lead, leaving no residue; but if it

be adulterated, even to the extent of 10 per cent. only, with oxide

of zinc, sulphate of baryta, whiting or any other carbonate of lime

(which substances are the principal adulterations used), or if it

be composed entirely of these materials, as is sometimes the case

with cheap lead (so-called), it cannot be reduced, but will remain

on the charcoal an infuscatible mass.

A blow-pipe can be obtained from any jeweler at small cost. An

alcohol lamp, star candle, or a lard oil lamp furnishes the best

flame for use of the blow-pipe. This test is very simple and anyone

can very soon learn to make it with ease and skill.

POLISH TO RENOVATE VARNISHED WORK.

One quart good vinegar, 2 ounces butter of antimony, 2 ounces

alcohol, 1 quart oil. Shake before using.

BRONZES--COLORS.

White,

Light Gold,

Lemon,

Copper,

Lilac,

Silver,

Dark Gold,

Orange,

Carmine,

Violet,

Flesh,

Rich Gold,

Fire,

Crimson,

Brown,

Light and Dark Greens.

BLACK VARNISH FOR IRON.

Asphaltum, 2 pounds.

Boiled linseed oil, 1 pint.

Spirits turpentine, 2 quarts.

Melt the asphaltum with the oil in an iron kettle. Stir well before

removing from the fire. When partly cool add the turpentine and a

little good japan.

TO FREE BENZINE FROM ITS OFFENSIVE ODOR.

To deodorize benzine, add 3 ounces quicklime to the gallon of

benzine; shake well. Let the lime settle and pour off and filter

the benzine.

PAINT TO PREVENT WOOD EXPOSED TO THE GROUND FROM ROTTING.

Take of linseed oil, 4 parts; whiting, 40 parts; rosin, 50 parts;

clean sand, 300 parts; heat together in a kettle until the rosin

melts; then add 2 parts sulphate of copper; the mass to be well

stirred, and thinned to workable consistency with linseed oil.

RECIPES FOR BLACKBOARD SLATING.

Dissolve 1 pound shellac in 1 gallon 95 per cent. alcohol; then add

½ pound best powdered ivory black, 5 ounces finest emery flour, 2

ounces ultramarine blue; mix well and keep air tight. When using

stir frequently. If thick enough to show brush marks, add more

alcohol; work quick with a fine brush.

TO MAKE A BLACKBOARD ON COMMON PLASTER.

Stop all cracks and holes with plaster paris mixed in glue size.

When dry sandpaper until all is smooth; then paper the wall with

white blank wall paper, butt the edges, put on with strong paste,

and be careful to rub out all blisters. When dry prime with oil

paint, then sandpaper with fine paper, and put on two coats of

above slating. This makes an excellent blackboard. Boards which I

made in this way twenty years ago are in good shape yet, and will

last for years to come with an occasional repainting.

CHEAP SLATING, BUT GOOD.

Mix lamp black, 4 parts; ultramarine blue, 1 part, by weight, in

turpentine, with sufficient good japan and a very little oil to

bind it, then add one part by weight of _fine pumice stone_. Have

it thin enough to flow on and not leave brush marks.

WATERPROOF OIL RUBBER PAINT FOR CLOTH.

Melt 2½ pounds of india rubber in ½ gallon of boiled oil by

boiling. If too thick, add more oil; if too thin, add more rubber,

and a little japan to dry it. Apply warm.

TO CLEAN PAINT.

Have some whiting on a plate, then dip a piece of flannel in warm,

soft water and squeeze nearly dry, then take up some of the whiting

by dipping the flannel in it, and rub the paint until it looks

clean, then rub dry with a soft cloth or chamois skin.

GOOD QUICK STAIN FOR A BRICK CHIMNEY.

For red stain, take Venetian red, 2 parts; yellow ochre, 1

part--both dry--and mix with skim milk. For yellow stain, use

water-lime, tinted with yellow ochre. Mix as above.

Skim milk when mixed with common quicklime, Portland cement, or

Venetian red, is converted into an insoluble binder, which renders

the mixture waterproof, so that it will not wash off when wet;

neither will it rub up when dry. Other pigments can be added,

by way of coloring, up to 25 per cent., without affecting the

insolubility of the paint.

For a brick wall, which has not been rubbed or painted, Venetian

red toned down with yellow ochre, beats any glue and acid mixture

for durability.

TO CLEAN DOOR PLATES.

Put on with a rag a weak solution of ammonia in water, and rub to

dryness.

TO CLEAN VARNISHED PAINT.

In a gallon of water, boil a pound of wheat bran, and wash the

varnish with the water.

SLOWING THE DRYING OF PAINT.

In wall painting or otherwise, especially in hot weather, if the

paint dries so fast as to show laps in spite of your best efforts

with the brush, the addition of a little cotton seed oil will make

the paint dry slower without hurting the gloss; or if you are using

flat color, and it dries too fast, a little cotton seed oil will

make it dry slower, and not make a gloss. You can, by a little

experiment, determine how much of cotton seed oil to use in each

case.

FINE BRONZE FOR METALS.

Red aniline (fuchsine), 20 parts; purple aniline, 10 parts; 95 per

cent. alcohol, 200 parts; acid benzoic, 10 parts. Dissolve the

colors in the spirit in a porcelain vessel in a water or sand bath;

add the acid and boil until the mixture changes from a greenish

color to a beautiful bronze color. Lay it on the bright metal with

a brush.

REPAINTING BLISTERED DOORS.

When the paint commences to blister or scale on a door, it is very

liable to keep on blistering and scaling from time to time, as

long as any of the old paint is left on the door, no matter how

carefully it may be repainted, because in most cases whatever

caused the paint to scale off in spots, weakened the entire coat

of paint on the door, making it liable to raise up, or come off

in other places, whenever exposed to any extra strain, such as

sun heat, or the drying of new coats of paint or varnish over it;

hence, to have a sure thing on painting a scaled or blistered door,

take off all the old paint. Put on a thin prime of pure white lead

and linseed oil; use the priming sparingly _and rub it out thin_;

let the prime dry and coat up with lead and oil paint, mixed with

good body; put in a little turps and spread the _paint out thin_,

so it will dry solid; rub each coat in the same way; give each coat

time to dry solid. For work to be varnished, prime as above, and

coat up flat. I think blistering is often caused by flowing on too

much paint having too much oil in it, in proportion to the pigment,

hence it does not dry solid, the oil is softened and expanded by

heat, and the coating, which is more of an oil skin than a body

of paint, lets go its hold on the wood and puffs out in a blister

to make room for the softened and expanding oil skin. If painters

will mix their paint with good body, and use more elbow grease in

rubbing it out, they will have less trouble with blisters.

FIREPROOF PAINT FOR ROOFS, ETC.

A recipe published thirty years ago in the Maine _Farmer_:

Slake stone lime by putting it into a tub to be covered to keep

in the steam. When slacked pass the powder through a fine sieve,

and to each 6 quarts of it add 1 quart rock salt, and water, 1

gallon; then boil and skim clean. To each five gallons of this add

pulverized alum, 1 pound; pulverized copperas, ½ pound; then slowly

add powdered potash, ¾ pound; then add hardwood ashes sifted, 4

pounds; now add any color and apply with a brush. This paint stops

small leaks in roofs, prevents moss, is incombustible, and renders

brick waterproof. It is durable as stone.

VARNISH FOR IRON.

Genuine asphaltum 8 pounds, melt in an iron kettle, slowly adding

boiled linseed oil, 5 gallons; litharge, 1 pound, and sulphate of

zinc, ½ pound; continue to boil three hours, then add dark gum

amber, 1½ pounds, and boil two hours longer. When cool thin with

turpentine to good working consistency.

BLACK VARNISH FOR IRON.

Genuine asphaltum (not coal tar imitation), 1 pound; lamp black, ¼

pound; rosin, ½ pound; spirits turpentine, 1 quart. Dissolve the

asphaltum and rosin in the turpentine, then rub up the lamp black

with linseed oil, only sufficient to form a paste, and mix with the

others.

TO MIX DRY LAMP BLACK.

First cut it up in benzine or turpentine to a thick paste, stir

well and add linseed oil; if the black is to be used as an oil

paint, a little at first, stir well and you may add more. In this

way you will have no trouble in mixing it with other paint, if you

do it when the paint is rather stiff.

TO CLEAN BRASS.

One-half ounce oxalic acid, 3 ounces rotten stone, ¼ ounce gum

arabic, each in powder; made into a paste with sweet oil. Use

sparingly and rub dry with flannel.

DIPPING PAINT.

Grind dry colors in japan and turps, with only enough japan to bind

the pigment. When dry varnish, use any pigment you like, or use

bolted whiting and color as you like.

TO MAKE WAX FINISH FOR FLOORS.

Take 2 ounces pearlash and 2 pounds white wax. Slice the wax thin,

and boil it with the pearlash in 2 quarts of water; stir until the

wax is melted and unites with the water.

Put on the finish with a brush, and polish with cloth or plush.

This finish will be good only for light service.

SPIRIT VARNISHES.

There are numerous recipes which might be given here for making

the fine elastic varnishes, but it would not be practicable for

the painter to make them, even if he had the requisite skill and

experience, but with spirit varnishes it is very different, and

the painter can make them by a formula as well as an expert can.

(For formulas for white and orange shellac varnish see article on

wood finishing.) For inside work, where the family is living at the

time the work is being done, the alcohol varnish is preferable.

First, because it dries very quickly, and second, because it is

free from sickening or disagreeable odors.

Below are several recipes for making varnishes, which dry hard and

lustrous. The spirit used is wood or grain alcohol; in either case,

the spirit should be 95 per cent. proof.

BROWN HARD SPIRIT VARNISH (SELECTED).

1. Sandarac, 1 pound; shellac, ½ pound; gum elemi, 4 ounces; Venice

turpentine, 4 ounces; spirit, 1 gallon.

2. Gum sandarac, 1½ pounds; shellac, 1 pound; spirit, 1 gallon.

After the gums are dissolved, put in rosin turpentine varnish, 1

pint. This makes a good varnish, not as quick drying as pure spirit

varnishes.

A brown varnish may be made by mixing shellac, 1½ pounds; pale

rosin, 1½ pounds; spirit, 2 gallons.

WHITE HARD VARNISH.

1. Sandarac, 2½ pounds; gum thus, 1 pound; spirit, 1 gallon.

2. Mastic, ½ pound; sandarac, 2 pounds; elemi gum, 4 ounces;

spirit, 1 gallon.

3. Mastic, ½ pound; sandarac, 1 pound; turps, 2 ounces; spirit, 1

gallon.

These are all prepared by mixing and setting in a warm place

until the gums are dissolved, then they are ready for use. Shake

occasionally. For fine work strain carefully.

PURE WHITE VARNISHES.

1. Pale manila copal, 8 ounces; gum camphor, 1 ounce; mastic, 2

ounces; venice turpentine, 1 ounce; spirit, 1 quart.

2. Sandarac, 8 ounces; mastic, 2 ounces; Canada balsam, 4 ounces;

spirit, 1 quart.

3. Sandarac, 8 ounces; damar, 4 ounces; gum thus, 8 ounces; manila

copal, 8 ounces; elemi, 8 ounces; spirit, ½ gallon. This is a good

pale article.

4. Gum thus, 8 ounces; gum benzoin, 4 ounces; manila elemi, 4

ounces; spirit, 1 quart.

VARNISH PAINTS.

These are made by mixing opaque pigments with almost any varnish,

using sufficient turps to make them spread well.

GOLD VARNISH.

Shellac, 8 ounces; sandarac, 8 ounces; mastic, 8 ounces; gamboge,

2 ounces; dragon’s blood, 1 ounce; turmeric, 4 ounces; spirit, 1

gallon.

FURNITURE VARNISH.

Shellac, 1¾ pounds; sandarac, 4 ounces; mastic, 4 ounces; spirit, 1

gallon.

DAMAR VARNISH.

Damar, 1 ounce; sandarac, 5 ounces, mastic, 1 ounce; turps, 20

ounces. Digest at gentle heat until dissolved. If necessary add

more turps to bring down to the proper consistency.

LACQUERS FOR BRASS AND TIN.

Pale gold lacquer.--Spirit, 1 gallon; orange shellac, 1 ounce;

gamboge, ½ ounce.

Deep gold.--Orange shellac, 10 ounces; turmeric, 4 ounces; gamboge,

4 ounces; dragon’s blood, ½ ounce; spirit, ¾ gallon.

Brass lacquer.--Shellac, 14 ounces; turmeric, 4 ounces; annotto, 1

ounce; saffron, ½ ounce; spirit, 1 gallon.

LEATHER VARNISH (BLACK).

Shellac, 12 ounces; gum thus, 5 ounces; sandarac, 2 ounces; lamp

black, 1 ounce; turpentine, 4 ounces; spirit, ¾ gallon.

Mix the ingredients, and give them time to dissolve in the spirit

in a warm place. A shake-up now and then will quicken the process.

PAPER HANGER’S OUTFIT.

Bib overalls, large pocket in front, side pockets for rule and

shears, long trimming shears, shorter wet shears, straightedge,

paste board, plumb bob, rule, paper brush, paste pail, size kettle,

step-ladders and rollers, some sandpaper, soft cloths and long

blotting paper to use under your roller on seams, when needed, and

a plank for scaffold, when papering ceilings. For common sized

rooms two step-ladders are good in the place of trestles to hold

up the plank. For butt edging I can recommend James Marks’ paper

cutters. See description on another page.

PAPER HANGERS’ PASTE.

Beat up four pounds of sifted wheat flour in cold water sufficient

to make a stiff batter; beat out all the lumps, then add enough

cold water to make it like pudding batter. Then pour in a little

hot water and stir, then pour in hot water fast, and stir until the

paste swells and thickens, and turns darker. It is then cooked. To

keep the paste from “going back” and staining the paper, add about

two ounces of powdered or well pounded alum to the boiling water

which you pour on the batter. This will make three-quarters of a

common wooden pail full of paste. It will do better and go further

if you let it cool before using. Turn a little cold water on the

top to prevent it skinning over while you wait for it to cool. When

ready to use it, thin with cold water, until it works easily under

the brush, and according to the wall. A very rough porous wall

needs a stout paste and plenty of it, while a hard, smooth wall

should have the paste thinned and less of it. I have known paper

to crack and fall off from a smooth wall, because too much or too

thick paste was put on. Just enough to cement the paper to such a

wall is best; a body of paste between the paper and plaster will

decay and peel off, and take the paper with it. The other extreme

must be avoided also. Some hangers prepare this paste without the

alum.

If hanging paper on a glossy painted surface, leave out the alum

and add one-half pint of nice clear sirup to each gallon of paste.

TO MAKE A PASTE FOR PAPERING OVER PAINTED OR VARNISHED WALLS.

In a kettle mix some flour in water in the same way as in the above

formula, but make the batter thinner. To each gallon of the batter

add one ounce of powdered resin. Set the kettle on a moderate fire,

and keep stirring it until it boils and thickens, and the resin is

melted into the paste. When cool, thin down with a weak solution of

gum arabic.

LIQUID GLUE.

Fine glue dissolved in alcohol makes a nice binder for fine water

colors.

TO CRYSTALIZE GLASS.

Lay the glass flat and flow heavy alum water over it. Let it dry.

SIZE FOR WALLS BEFORE PAPERING OR KALSOMINING.

One pound good white glue, 1 pound good bar soap, 2 pounds

pulverized alum. Dissolve each separately in one quart boiling

water, having first soaked the glue. Mix the glue and soap water,

and then slowly add the alum water, stirring all the time. Add cold

water to make one gallon.

STAIN OAK WOOD.

Wash with a solution of bi-chromate of potash and acid water. One

ounce to a quart of water.

SIZING WALLS.

“Anybody can do it!” Yes, but it takes an expert to do it right.

It is not a difficult matter to make paper stick to whitewash, but

the whitewash splits as far in as the paste goes, and a part of it

invariably sticks to the paper when it comes off and a part of it

is left on the wall. As a rule, if you size whitewash with flour

paste and let it stand a few days it will crack and roll up. Now,

pure glue size does not have this effect upon whitewash, but, on

the contrary, it not only acts as a binder, but as an intervening

coat between the paste and the whitewash. In other words, the glue

size will stick the whitewash fast without causing it to crack,

and the paste will adhere to the glue size without bad effects

upon either. Now, in order to bind the whitewash, the glue should

penetrate as far as possible. Hence, the size should be put on

warm, and the room should be warm, otherwise the glue will get cold

and stiff like jelly before it has time to penetrate; hence it will

remain on the surface instead of going into whitewash as a binder.

The idea is to get all you can into the wall and leave as little as

possible on the outside. Another thing to look after is the quality

of the glue. Very much of the white glue found on the market is not

genuine glue. Some of it is adulterated with starch and white clay,

some of it is not glue at all. A glue which will dissolve in cold

water is not good glue, or if it melts readily in hot water without

being soaked an hour or two in cold water, it is not first-class.

If it has a dead white look it is not good. Good glue should be

glossy and semi-transparent, and should soften and swell in cold

water, but not dissolve in it. When put into hot water without

being first soaked in cold water, it should not dissolve at once,

but form into a lump and resist the action of the hot water for

some time.

HOW TO APPLY WHITE ENAMELED LETTERS TO GLASS.

An extract from a circular issued by the manufacturers of these

letters:

Practical House, Wagon and Automobile Painter including sign painting, and valuable hints and recipes · 第 4 / 7 段