30 
(28) 
(29) 
(30) 
(31) 
BULLETIN 1025, U. S. DEPARTMENT OF AGRICULTURE: 
WALLERSTEIN, LEO. 
1912. Beer, ete.° (Gt. Brit. Patent 12,350.) In [Gt. Brit. Comr. 
Patents], Illus. Off. Jour. (Patents). Abridgments of specifi- — 
cations, v. 32, pt. 2, no. 1436, p. 2584. Abstract in Jour. Inst. 
Brewing, v. 18, no. 5, p. 491. 
1912. Fabrication de biére en bouteilles insensible au froid. Jn Ann. _ 
Brasserie et Distill., ann. 15, no. 5, p. 99-109. 
WARCOLLIER, G. : 
1912. Le cidre et sa fabrication rationnelle. Jn Ann. Brasserie et 
Distill., ann. 15, no. 10, 237-239. 
WIteEy, H. W., ed. 
1908. Official and provisional methods of analysis, Association of 
Official Agricultural Chemists. As compiled by the committee 
on revision of methods. U.S. Dept. Agr., Bur. Chem. Bul. 107 
(rev.), 27220415) fe. ; 
(32) Wiuson, C. P. 
(33) 
(34) 
(35) 
(36) 
(87) © 
1921. The manufacture of citric acid from lemons. Jn Calif. Citrogr., 
v. 6, no. 4, p. 110, 129, 1 fig. ; 
Wooster, Purr L. 
1919. Process for purifying sugar juices or syrups. (U. S. Patent 
1,304,438.) In Off. Gaz., U. S. Patent Off., v. 262, no. 3, p. 433. 
_ Abstract in Sugar, v. 21, no. 8, p. 4381. 
ZERBAN, F. W. 
1918. Vegetable decolorizing carbons and their use in the cane-sugar 
industry. La. Agr. Exp. Sta. Bul. 161, 39 p. List of refer- 
ences, p. 39. 
1920. The clarification of cane juice without chemical treatment. La. 
Agr. Exp. Sta. Bui. 173, 26 p., 2 fig. 
and FREELAND, H. C. 
1919. The color of sugar-cane products and decolorization in factory 
practice. La. Agr. Exp. Sta. Bul. 165, 32 p. List of references, 
p. 82. Also in Sugar, v. 21, no. 7, p. 354-859b. 
and SULLIVANT, D. D. 
1919. Studies on the preparation of vegetable decolorizing carbons for 
the cane-sugar industry. La. Agr. Exp. Sta. Bul. 167, 44 p. 
List of references, p. 44. 
O 
