PHOTOGRAPHIC CAMERAS.

OTTEWILL'S REGISTERED DOUBLE-BODIED FOLDING CAMERA, is superior to every

other form of Camera, for the Photographic Tourist, from its capability

of Elongation or Contraction to any Focal Adjustment, its extreme

Portability, and its adaptation for taking either Views or Portraits.

Every Description of Camera, or Slides, Tripod Stands, Printing Frames,

&c., may be obtained at his MANUFACTORY, Charlotte Terrace, Barnsbury

Road, Islington.

New Inventions, Models, &c., made to order or from Drawings.

* * * * *

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.

* * * * *

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.

* * * * *

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Notes and Queries, Number 202, September 10, 1853 A Medium of Inter-communication for Literary Men, Artists, Antiquaries, Geneologists, etc. · 第 139 / 148 题