C MICROSCOPE, with all the latest improvement
and apparatus, complete from 3l. 15s., at

C. BAKER'S. Optical and Mathematical Instrument Warehouse, 264. High
Holborn (opposite Day & Martin's).

* * * * *

PHOTOGRAPHIC INSTITUTION.--An EXHIBITION of PICTURES, by the most
celebrated French, Italian, and English Photographers, embracing Views of
the principal Countries and Cities of Europe, is now OPEN. Admission 6d. A
Portrait taken by MR. TALBOT'S Patent Process, One Guinea; Three extra
Copies for 10s.

PHOTOGRAPHIC INSTITUTION, 168. NEW BOND STREET.

* * * * *

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.

* * * * *

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}

* * * * *

LITERARY GIFT BOOKS.

THE FOLLOWING MAY NOW BE HAD:--

I.

BYRON'S POETICAL WORKS. With Plates and Vignettes. 10 vols. 30s.

II.

BYRON'S POETICAL WORKS. Complete in One Volume, with Portrait and Vignette.
12s.

III.

BYRON'S POETICAL WORKS. In Eight Pocket Volumes. 20s.

IV.

BYRON'S CHILDE HAROLD. Illustrated by a Portrait of Ada and 30 Vignettes.
10s. 6d.

V.

BYRON'S LIFE AND LETTERS. With Plates and Vignettes. 6 vols. 18s.

VI.

BYRON'S LIFE AND LETTERS. Complete in One Volume, with Portraits and
Vignette. 12s.

VII.

CRABBE'S LIFE AND POEMS. With Plates and Vignettes. 8 v