FOODS HUMAN NUTRITION". 463 



Ground white pepper, A. McGill (Lab. Inland Rev. Dept. Canada Bui. 250, 

 1913, pp. 35). — The results are given of the examination of 273 samples pur- 

 chased in the different provinces of Canada. 



The nature of tea infusions, H. L. Smith {Lancet [London], 1913, I, No, 12, 

 p. 8JflB). — This ai'ticle reports and discusses data regarding the combination of 

 the caffein and tannin in tea infusions. 



" In the hot tea infusion it may be concluded that caffein and tannin occur 

 considerably hydrolyzed and in the free state." 



Experimental methods are described. 



The nature of tea infusions (Lancet [London], 1913, I, No. 12, p. 844)- — A 

 discussion of the above and earlier work. 



Food substances. — Accessories to human food, D. Hooper (Ann. Rpt. Bd. 

 Sci. Advice India, 1911-12, pp. 17-19). — Analyses are reported of bamboo seed, 

 salep (the dried corms or tubers of species of orchid), and Amorphophallus 

 tubers, and some data given regarding food accessories, including tea and Abor 

 tea. 



Nineteenth annual report of the dairy and food commissioner of the 

 State of Michigan for the year ending June 30, 1912, G. M. Dame (Ann. Rpt. 

 Dairy and Food Comr. Mich., 19 (1912), pp. 252, figs. 7). — Analytical data are 

 reported by F. L. Shannon regarding samples of miscellaneous foods, drugs, 

 and dairy products examined, together with a report of inspection work and 

 several papers on food and dairy topics including, among others. Formic Acid 

 as a Preservative of Fruit Sirups, by F. L. Shannon ; Clean Cows and Clean 

 Stables, by J. W. Helme; Production of Clean and Sound Milk, by C. V. Jones; 

 and Caring for Cream at the Farm, by C. V. Jones. 



[Food analyses], J. Hortvet (Minn. Dairy and Food Dept. [Bien.], Rpt. 

 Chem., 14 (1911-12), pp. 183). — General and analytical data are given regard- 

 ing a large number of illegal samples. 



The nutritional importance of the presence in dietaries of minute amounts 

 of certain accessory substances, E. A. Cooper (Brit. Med. Jour., 1913, No. 

 2727, pp. 722-724). — A summary and digest of the knowledge concerning the 

 importance of certain substances in the cause and prevention of beri-beri and 

 scurvy. 



Studies on beri-beri — further facts concerning the chemistry of the 

 vitamin-fraction from yeast, C. Funk (Brit. Med. Jour.. 1913, No. 2729. p. 814. 

 pi. 1). — In the treatment of experimental polyneuritis the best results were 

 obtained by the administration of the whole vitamin-fraction. 



The righting of certain errors concerning normal nutrition, A. Gautier 

 (Rev. Sci. Paris, 51 (1913), I, No. 21, pp. 641-648; abs. in Bus. London Nctos 

 [Amer. Ed.], 52 (1913), No. 1364, P- 894).— In this discussion the author has 

 summarized data regarding the average food consi^mption in Paris and other 

 similar information. 



Foods and food values, with suggestions how to reduce the cost of living, 

 G. M. Dame et al. (Mich. Dairy and Food Dept. [Pamphlet, 1912], pp. 29, figs. 

 15). — Popular information is given regarding the composition of foods and the 

 relative cost and nutritive value of a number of food products, together with a 

 short discussion of the food value of tlie potato. 



The food and diet charts issued by the U. S. Department of Agriculture (E. 

 S. R., 24, p. 67) are reproduced in black and white. 



Basic dietary ration tables and waste accounting system, C. S. Pitcher 

 (Iwititution Quart. [III.], 4 (1913), No. 1, pp. i2.9-l 7/3). —Advantages derived 

 from the use of basic dietry ration tables and the waste accounting system are 

 pointed out, the data being presented in continuation of work previously pre- 

 sented. 



