Obituary. 685 



4. Leavening Agents: Yeast, Leaven, Salt-Rising Fermenta- 

 tion, Baking Powder, Aerated Bread, Milk Powder ; by Rich- 

 ard N. Hart. Pp. 90. Easton, 1914 (The Chemical Publish- 

 ing Co.). — A brief review of the preparation and use of yeast 

 in various industrial processes ; of the nature of baking powders 

 and the problems involved in their use ; of aerated bread ; and 

 incidentally of milk powders which are rapidly finding use in 

 everyday life. The little book is evidently intended for popular 

 use. It contains occasional careless statements ; such, for ex- 

 ample, as the ability of yeast to turn red blood blue (p. 8). The 

 most useful part is that devoted to the discussion of commercial 

 } east. l. b. m. 



5. The Mining World Index of Current Literature. Vol. VI. 

 Last Half Year 1914.; by George E. Sisley. Pp. xxvii, 234. 

 Chicago, 1914 (Mining World Company). — This valuable index 

 to the recent literature of mining, metallurgy, engineering, min- 

 ing geology, mineralogy, etc. is on the lines laid down in earlier 

 issues. It has, however, been amplified by the addition of a brief 

 digest of many of the articles referred to ; this should materially 

 increase its usefulness. 



6. The Museum of the Brooklyn Institute of Arts and 

 Sciences. Science Bulletins, Vol. 2, No. 3. Long Island Fauna 

 and Flora, III. The Frogs and Toads; by Frank Overton. Pp. 

 21-40; 11 pis. November 3, 1914. 



No. 4. A Report on the South Georgia Expedition; edited by 

 Robert C. Murphy. Pp. 40-102; plates 14-18. November 5, 

 1914. 



1. Annual Report of the Board of Scientific Advice for India 

 for the year 1913-14. Pp. 175. Calcutta, 1915.— This report 

 gives the usual summary, in very concise form, of the work 

 accomplished in India in the different lines of science, physical, 

 natural, economic, etc.; a large amount of interesting matter is 

 thus presented to the reader. Some eleven departments are 

 enumerated, which are handled by six sub-committees ; the Hon. 

 L. J. Kershaw, Secretary to the Government of India is ex officio 

 President of the Board. 



Obituary. 



Mr. Sanderson Smith, malacologist, of Port Richmond, 

 Staten Island, N. Y., died March 28, 1915, aged 83 years. He 

 was born in Regents Park, London, May 14th, 1832. He re- 

 ceived much of his early education at the Rectory School, con- 

 ducted by the Rev'd C. M. Everest, in Hamden, Conn. Later he 

 studied at the School of Mines, in London, three years. He 

 early took up the study of conchology and published several 

 papers on the East Coast Shells. Among his papers are the fol- 

 lowing : — 



On the Mollusca of Peconic and Gardiner's Bays, Long Island, 

 in the Annals of the Lyceum of Natural History of New York, 

 vol. vii, 1860, accompanied by tables of distribution. 



