SECOND EDITION.

"A very beautiful book; it is an extraordinary specimen of

typography."--_Critic, London Literary Journal._

THE EGGS OF BRITISH BIRDS, displayed in a Series of Engravings, by DICKES,

copied and coloured from Nature, with Descriptions and Anecdotes of British

Birds. Small 8vo., beautifully bound, price 6s. 6d. Also kept in elegant

Papier Maché covers.

This handsome volume gives the exact representations of the size, shape,

and colour of the eggs of our British birds; and contains a clear and

correct description of eggs; together with numerous anecdotes and facts

concerning British birds.

London: BINNS & GOODWIN, 44. Fleet Street.

* * * * *

Just published, with ten coloured Engravings, price 5s.,

NOTES ON AQUATIC MICROSCOPIC SUBJECTS OF NATURAL HISTORY, selected from the

"Microscopic Cabinet." By ANDREW PRITCHARD, M.R.I.

Also, in 8vo., pp. 720, plates 24, price 21s., or coloured, 36s.,

A HISTORY OF INFUSORIAL ANIMALCULES, Living and Fossil, containing

Descriptions of every species, British and Foreign, the methods of

procuring and viewing them, &c., illustrated by numerous Engravings. By

ANDREW PRITCHARD, M.R.I.

"There is no work extant in which so much valuable information

concerning Infusoria (Animalcules) can be found, and every Microscopist

should add it to his library."--_Silliman's Journal._

London: WHITTAKER & CO., Ave Maria Lane.

* * * * *

{531}

XYLO-IODIDE OF SILVER, exclusively used at all the Photographic

Establishments.--The superiority of this preparation is now universally

acknowledged. Testimonials from the best Photographers and principal

scientific men of the day, warrant the assertion, that hitherto no

preparation has been discovered which produces uniformly such perfect

pictures, combined with the greatest rapidity of action. In all cases where

a quantity is required, the two solutions may be had at Wholesale price in

separate Bottles, in which state it may be kept for years, and Exported to

any Climate. Full instructions for use.

CAUTION.--Each Bottle is Stamped with a Red Label bearing my name, RICHARD

W. THOMAS, Chemist, 10. Pall Mall, to counterfeit which is felony.

CYANOGEN SOAP: for removing all kinds of Photographic Stains. The Genuine

is made only by the Inventor, and is secured with a Red Label bearing this

Signature and Address, RICHARD W. THOMAS, CHEMIST. 10. PALL MALL,

Manufacturer of Pure Photographic Chemicals: and may be procured of all

respectable Chemists, in Pots at 1s., 2s., and 3s. 6d. each, through

MESSRS. EDWARDS. 67. St. Paul's Churchyard; and MESSRS. BARCLAY & CO., 95.

Farringdon Street, Wholesale Agents.

* * * * *

TO PHOTOGRAPHERS, DAGUERREOTYPISTS, &c.--Instantaneous Collodion (or

Collodio-Iodide Silver). Solution for Iodizing Collodion. Pyrogallic,

Gallic, and Glacial Acetic Acids, and every Pure Chemical required in the

Practice of Photography, prepared by WILLIAM BOLTON, Operative and

Photographic Chemist, 146. Holborn Bars. Wholesale Dealer in every kind of

Photographic Papers, Lenses, Cameras, and Apparatus, and Importer of French

and German Lenses, &c. Catalogues by Post on receipt of Two Postage Stamps.

Sets of Apparatus from Three Guineas.

* * * * *

COLLODION PORTRAITS AND VIEWS obtained with the greatest ease and certainty

by using BLAND & LONG'S preparation of Soluble Cotton; certainty and

uniformity of action over a lengthened period, combined with the most

faithful rendering of the half-tones, constitute this a most valuable agent

in the hands of the photographer.

Albumenized paper, for printing from glass or paper negatives, giving a

minuteness of detail unattained by any other method, 5s. per Quire.

Waxed and Iodized Papers of tried quality.

Instruction in the Processes.

BLAND & LONG, Opticians and Photographical Instrument Makers, and

Operative Chemists, 153. Fleet Street, London.

*** Catalogues sent on application.

* * * * *

THE SIGHT preserved by the Use of SPECTACLES adapted to suit every variety

of Vision by means of SMEE'S OPTOMETER, which effectually prevents Injury

to the Eyes from the Selection of Improper Glasses, and is extensively

employed by

BLAND & LONG, Opticians, 153. Fleet Street, London.

* * * * *

PHOTOGRAPHY.--HORNE & CO.'S Iodized Collodion, for obtaining Instantaneous

Views, and Portraits in from three to thirty seconds, according to light.

Portraits obtained by the above, for delicacy of detail rival the choicest

Daguerreotypes, specimens of which may be seen at their Establishment.

Also every description of Apparatus, Chemicals, &c. &c. use in this

beautiful Art.--123. and 121. Newgate Street.

* * * * *

IMPROVEMENT IN COLLODION.--J. B. HOCKIN & CO., Chemists, 289. Strand, have,

by an improved mode of Iodizing, succeeded in producing a Collodion equal,

they may say superior, in sensitiveness and density of Negative, to any

other hitherto published; without diminishing the keeping properties and

appreciation of half-tint for which their manufacture has been esteemed.

Apparatus, pure Chemicals, and all the requirements for the practice of

Photography. Instruction in the Art.

THE COLLODION AND POSITIVE PAPER PROCESS. By J. B. HOCKIN. Price 1s., per

Post, 1s. 2d.

* * * * *

Notes and Queries, Number 240, June 3, 1854 A Medium of Inter-communication for Literary Men, Artists, Antiquaries, Genealogists, etc. · 第 135 / 155 题