PHOTO-INQUIRER. Restoring Old Collodion.--_The question was asked in a late Number. Mr. Crookes being a practical as well as scientific photographer, we hope to receive a solution of the Query._ INDEX TO VOLUME THE EIGHTH.--_This is in a very forward state, and will be ready for delivery with _No. 221._ on Saturday next._ "NOTES AND QUERIES." Vols. i. _to_ vii., _price Three Guineas and a Half.--Copies are being made up and may be had by order._ "NOTES AND QUERIES" _is published at noon on Friday, so that the Country Booksellers may receive Copies in that night's parcels and deliver them to their Subscribers on the Saturday._ * * * * * {47} WESTERN LIFE ASSURANCE AND ANNUITY SOCIETY. 3. PARLIAMENT STREET, LONDON. Founded A.D. 1842. _Directors._ H. E. Bicknell, Esq. | T. Grissell, Esq. T. S. Cocks, Jun. Esq., M.P. | J. Hunt, Esq. G. H. Drew, Esq. | J. A. Lethbridge, Esq. W. Evans, Esq. | E. Lucas, Esq. W. Freeman, Esq. | J. Lys Seager, Esq. F. Fuller, Esq. | J. B. White, Esq. J. H. Goodhart, Esq. | J. Carter Wood, Esq. _Trustees._--W. Whateley, Esq., Q.C.; George Drew, Esq., T. Grissell, Esq. _Physician._--William Rich. Basham, M.D. _Bankers._--Messrs. Cocks, Biddulph, and Co., Charing Cross. VALUABLE PRIVILEGE. POLICIES effected in this Office do not become void through temporary difficulty in paying a Premium, as permission is given upon application to suspend the payment at interest, according to the conditions detailed in the Prospectus. Specimens of Rates of Premium for Assuring 100l., with a Share in three-fourths of the Profits:-- Age £ s. d. | Age £ s. d. 17 1 14 4 | 32 2 10 8 22 1 18 8 | 37 2 18 6 27 2 4 5 | 42 3 8 2 ARTHUR SCRATCHLEY, M.A., F.R.A.S., Actuary. 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. * * * * * POLICY HOLDERS in other COMPANIES, and intending Assurers generally, are invited to examine the Rates. Principles, and Progress of the SCOTTISH PROVIDENT INSTITUTION, the only Society in which the Advantages of Mutual Assurance can be secured by moderate Premiums. Established 1837. Number of Policies issued 6,400, assuring upwards of Two and a Half Millions. Full Reports and every Information had (Free) on Application.