PHOTOGRAPHY.—HORNE & CO.'S Iodized Collodion, for obtaining Instantaneous Views, and Portraits in from three to thirty seconds, according to light.
Portraits obtained by the above, for delicacy of detail rival the choicest Daguerreotypes, specimens of which may be seen at their Establishment.
Also every description of Apparatus, Chemicals, &c. &c. used in this beautiful Art.—123. and 131. Newgate Street.
AMUSEMENT FOR LONG EVENINGS, by means of STATHAM'S Chemical Cabinets and Portable Laboratories, 5s. 6d., 7s. 6d., 10s. 6d., 21s., 31s. 6d., 42s., 63s., and upwards. Book of Experiments, 6d. "Illustrated Descriptive Catalogue" forwarded Free for Stamp.
WILLIAM E. STATHAM, Operative Chemist, 29c. Rotherfield Street, Islington, London, and of Chemists and Opticians everywhere.
RETROSPECTIVE REVIEW (New Series), consisting of Criticisms upon, Analyses of, and Extracts from, Curious Useful and Valuable Old Books. Vol. I. Pp. 436. Cloth, 10s. 6d. Part V., price 2s. 6d., published Quarterly, is now ready.
JOHN RUSSELL SMITH, 36. Soho Square.