REVIEWS AND NOTICES OF BOOKS.

T he N arcotic D rug D iseases and A llied A ilments : P athology , P arthogenesis, and T reatment . By George E. Pettey, M.D. P ractical B rewing : A n E lementary T reatise . By W. H. Nithsdale and A. J. Manton. C harity and S ocial L ife : A S hort S tudy of R eligious and S ocial T hought in R elation to C haritable M ethods and I nstitutions . By C. S. Loch, B.A.; Hon. LL.D. St. Andrews; Hon. D.C.L. Oxford. P rotein A nd N utrition : A n I nvestigation . By Dr. M. Hindhede, Director of the Hindhede Laboratory for Nutrition Research, established by the Danish Government. F letcherism : W hat it is, or H ow I became Y oung at S ixty . By Horace Fletcher, M.A. DIET IN D yspepsia and other D iseases of the S tomach and B owels : A n E lementary T reatise on their D ietetic and H ygienic M anagement . By William Tibbies, M.D., L.R.C.P., M.R.C.S., Medical Officer of Health for Melton Mowbray Rural District. B eauty for A shes . By Lady Henry Somerset. With Preface by Rev. E. F. Russell. A rtificial F lower M akers . By Mary Van Kleeok, Secretary of the Committee on Women's Work under the Russell Sage Foundation. T he ABC of C ollecting O ld C ontinental P ottery . By J. F. Blacker. T he S ocial C entre . Edited by Edward J. Ward, Adviser in Civic and Social Centre Development in the University Extension Division of the University of Wisconsin. C hristian U nity A t W ork . Edited by Charles S. Macfarland. 3rd edition. S tudies o n t he I nfluence o f T hermal E nvironment o n t he C irculation a nd t he B ody ‐H eat . By Edgar R. Lyth, M.B. Durham, M.R.C.S. Eng. T he W hite T hread . By Robert Halifax. T he L ight O f I ndia . By Harold Begbie.