5s.

HENRY G. BOHN, 4, 5, & 6. York Street, Covent Garden.

* * * * *

BOHN'S ILLUSTRATED LIBRARY FOR DECEMBER.

PICTORIAL HANDBOOK OF LONDON, comprising its Antiquities, Architecture,
Arts, Manufacture, Trade, Social, Literary, and Scientific Institutions,
Exhibitions, and Galleries of Art; together with some Account of the
principal Suburbs and most attractive Localities. Illustrated with 205
Engravings on Wood, by Branston, Jewitt, and others; and a very large and
complete Map, engraved by Lowry. Post 8vo. cloth. 5s.

This volume, of which the former editions were published by Mr. Weale at
9s., contains above 900 pages, and is undoubtedly the cheapest five
shilling volume ever produced.

HENRY G. BOHN, 4, 5, & 6. York Street, Covent Garden.

* * * * *

{530}

PHOTOGRAPHIC APPARATUS, MATERIALS, and PURE CHEMICAL PREPARATIONS.

KNIGHT & SONS' Illustrated Catalogue, containing Description and Price of
the best forms of Cameras and other Apparatus. Voightlander and Son's
Lenses for Portraits and Views, together with the various Materials, and
pure Chemical Preparations required in practising the Photographic Art.
Forwarded free on receipt of Six Postage Stamps.

Instructions given in every branch of the Art.

An extensive Collection of Stereoscopic and other Photographic Specimens.

GEORGE KNIGHT & SONS, Foster Lane, London.

* * * * *

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.

* * * * *

ALLEN'S ILLUSTRATED CATALOGUE, containing Size, Price, and Description of
upwards of 100 articles, consisting of

PORTMANTEAUS, TRAVELLING-BAGS, Ladies' Portmanteaus, DESPATCH-BOXES,
WRITING-DESKS, DRESSING-CASES, and other travelling requisites, Gratis on
application, or sent free by Post on receipt of Two Stamps.

MESSRS. ALLEN'S registered Despatch-box and Writing-desk, their
Travelling-bag with the opening as large as the bag, and the new
Portm