TO PHOTOGRAPHERS.—Pure Chemicals, and every requisite for the practice of Photography, according to the instructions of Le Gray, Hunt, Brébisson, and other writers, may be obtained, wholesale and retail, of WILLIAM BOLTON, (formerly Dymond & Co.), Manufacturer of pure Chemicals for Photographic and other purposes. Lists may be had on application.
Improved Apparatus for iodizing paper in vacuo, according to Mr. Stewart's instructions.
146. HOLBORN BARS.
TO PHOTOGRAPHERS.—MR. PHILIP DELAMOTTE begs to announce that he has now made arrangements for printing Calotypes in large or small quantities, either from Paper or Glass Negatives. Gentlemen who are desirous of having good impressions of their works, may see specimens of Mr. Delamotte's Printing at his own residence, 38. Chepstow Place, Bayswater, or at
MR. GEORGE BELL'S, 186. Fleet Street.
Just published, price 1s., free by Post 1s. 4d.,
THE WAXED-PAPER PHOTOGRAPHIC PROCESS of GUSTAVE LE GRAY'S NEW EDITION. Translated from the French.