Now ready, price 10s. 6d., Second Edition, with material additions, INDUSTRIAL INVESTMENT and EMIGRATION: being a TREATISE ON BENEFIT BUILDING SOCIETIES, and on the General Principles of Land Investment, exemplified in the Cases of Freehold Land Societies, Building Companies, &c. With a Mathematical Appendix on Compound Interest and Life Assurance. By ARTHUR SCRATCHLEY, M.A., Actuary to the Western Life Assurance Society, 3. Parliament Street, London.


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.


ALLSOPP'S PALE or BITTER ALE. MESSRS. S. ALLSOPP & SONS beg to inform the TRADE that they are now registering Orders for the March Brewings of their PALE ALE in Casks of 18 Gallons and upwards, at the BREWERY, Burton-on-Trent; and at the under-mentioned Branch Establishments:

LONDON, at 61. King William Street, City.

LIVERPOOL, at Cook Street.

MANCHESTER, at Ducie Place.