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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 Portability, and its adaptation for taking either Views or
Portraits.--The Trade supplied.
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.
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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. {660}
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