4. Various shades may be produced by observing the following directions:—

BRIGHT PINK INK.—Use carmine or crimson lake.

DEEP SCARLET.—To carmine add a little deep vermilion.

BRIGHT RED.—To pale vermilion add carmine.

DEEP LILAC.—To cobalt blue add a little carmine.

PALE LILAC.—To carmine add a little cobalt blue.

BRIGHT PALE BLUE.—Cobalt.

DEEP BRONZE BLUE.—Chinese.

GREEN.—To pale chrome add Chinese blue; any shade can be

obtained by increasing or diminishing either colour.

EMERALD GREEN.—Mix pale chrome with a little Chinese blue, then

add the emerald until the tint is satisfactory.

AMBER.—To pale chrome add a little carmine.

DEEP BROWN.—Burnt umber, with a little scarlet lake.

PALE BROWN.—Burnt sienna; a rich shade is made by adding a

little lake as above.

5. GOLD PREPARATION. Print as with ordinary ink, then put on the bronze

powder with a broad camel-hair brush; allow the impressions to remain a

short time for the preparation to set, then clean off the superfluous

bronze: the impressions will be much improved if passed through rollers.

The American Printer: A Manual of Typography Containing practical directions for managing all departments of a printing office, as well as complete instructions for apprentices; with several useful tables, numerous schemes for imposing forms in every variety, hints to authors, etc. · 第 223 / 417 题