444 
N. CanmoLrNa. Geological and Economic Survey. Bull. 2-3, 
5, 7-8, Jd 15, 17-25. 
Economic papers, 1-20, 23-25, 28-42. 
——— — [Publication] v. 1, 3. 1905-12. 
OBERLIN CoLLEGE. Laboratory bull., no. 20-21. 1918. 
Wilson bull, v. 30, no. 3-4; 31, no. 1-2. 1918. 
Onio State UNIVERSITY. Bull., v. 28, no. 32 INI. 
hio journal of science, v. 18, no. 7-8; 19, no. 1-7. 
SuEPARD, Cuas. U. Report on the geological survey of Con- 
nectic ut. New Haven. 1837. 
SMITHSONIAN InsTITUTION. Report, 1916. Wash. 1917. 
ureau of American Ethnology. Bull. 61, 63. 
UwrrED States. Dept. of Agriculture. 18 bull. of T 
Farmers’ bull., 915, 921, 932. as 
——— journal wee agricultural research, v. 10, no. 13; 
12, no. 12; 14, no. 5-12; 15-16; 17, no. 1-3. 
N. 
Library of Se s. Report, 1917. Wash. 
National Museum. Annual report, 1917-18. 
Bull. 97; 99; 100, v. 2, pt. 1-2, 4-5; 102, 
pt. 1, 4-7; 103, pp. 1-188, 595. 612; 104; 105. 
ontributions from the National Herbarium, 
v. 20, pt. 4-5. p 
————— 
roc., 51-53. Wash. 1917-18. 
VIRGINIA. Geological Suvd. Bull. 14-10, 12-15. 
WAGNER pac INSTITUTE OF ScrENCE. Trans., v. 8. 
Wasuisorox Devi i ee Lovis. Studies, v. 4, pt. L, 
no no. 12. 6, no. 1 1917-15. 
