NovEMBER 29, 1918] 
to be announced. President, H. A. Bumstead. 
Secretary, Dayton ©. Miller, Case School of 
Applied Science, Cleveland, Ohio. 
Optical Society of America.—Will meet on 
Friday, December 27. President, F. E. Wright. 
Secretary, P. G. Nutting, Westinghouse Re- 
search Laboratory, East Pittsburgh, Pa. 
Society for Promotion of Engineering Edu- 
cation.—Will meet on date to be announced. 
President, John F. Hayford. Secretary F. L. 
Bishop, University of Pittsburgh, Pittsburgh, 
Pa. 
Geological Society of America.—Will meet 
on Friday and Saturday, December 27 and 28. 
Joint meeting with Association of American 
Geographers, afternoon of December 28; joint 
meeting with Section E, A. A. A. S., on night 
of December 28. President, Whitman Cross. 
Secretary, E. O. Hovey, American Museum of 
Natural History, New York, N. Y. ‘ 
Association of American Geographers.—Will 
meet on Friday and Saturday, December 27 
and 28. Joint meeting with the Geological So- 
ciety of America on the afternoon of Decem- 
ber 28. President, Nevin M. Fenneman, 3755 
Broadway, New York, N. Y. Secretary, O. L. 
Fassig (absent). 
Paleontological Society of America—Will 
meet on Saturday, December 28. President, 
F. H. Knowlton. Secretary, R. S. Bassler, U. 
S. National Museum, Washington, D. C. 
American Society of Naturalists —Will meet 
Saturday morning, December 28. Annual din- 
ner, Saturday night. Secretary, Bradley M. 
Davis, Statistical Division, U. S. Food Ad- 
ministration, Washington, D. C. 
American Society of Zoologists—Will meet 
on Thursday, Friday and Saturday, December 
26 to 28. Joint session with American So- 
ciety of Naturalists Saturday morning, De- 
cember 28. President, George Lefevre. Act- 
ing Secretary, W. C. Allee, Lake Forest Col- 
lege, Lake Forest, Ill. 
American Association of Economic Entomol- 
ogists—Will meet Thursday and Friday, De- 
cember 26 and 27. President, E. D. Ball. Sec- 
retary, Albert F. Burgess, Gipsy Moth Labora- 
tory, Melrose Highlands, Mass. 
SCIENCE 
537 
Botanical Society of America—Will meet 
on Thursday to Saturday, December 26 to 28. 
Joint sessions with Section G, A. A. A. S., 
and American Phytopathological Society on 
Thursday afternoon, December 26. Joint ses- 
sions with American Phytopathologieal Society 
on Friday and Saturday, December 27 and 28. 
Joint session with Ecological Society of Amer- 
ica on Saturday morning, December 28. Presi- 
dent, William Trelease. Secretary, J. R. 
Schramm, Cornell University, Ithaca, N. Y. 
American Phytopathological Society —Will 
meet from Monday to Saturday, December 23 
to 28. Joint meetings with Botanical Society 
of America on Friday and Saturday, December 
27 and 28. Tenth anniversary dinner, 6:30 
p.M., Wednesday, December 25. President, 
Mel. T. Cook. Secretary, C. L. Shear, U. S. 
Department of Agriculture, Washington, D. OC. 
Ecological Society of America—dJoint ses- 
sion with Botanical Society of America on Sat- 
urday morning, December 28. Dates of other 
sessions to be announced. Presidept, Henry 
C. Cowles. Secretary, Forrest Shreve, Desert 
Laboratory, Tucson, Arizona. 
American Anthropological Association.— 
Will hold joint meetings with Section H, A. 
A. A. S., and American Folk-Lore Society on 
Friday and Saturday, December 27 and 28. 
President, A. L. Kroeber. Acting Secretary, 
Bruce W. Merwin, University of Pennsylvania 
Museum, Philadelphia, Pa. 
American Folk-Lore Society—Will hold 
joint session with American Anthropological 
Association on Friday, December 27. Presi- 
dent, C. Marius Barbeau. Secretary, Charles 
Peabody, Harvard University, Cambridge, 
Mass. 
American Metric Association.—Will meet on 
Friday and Saturday, December 27 to 28. 
The session of Saturday will be held at the 
Bureau of Standards, Washington. President, 
George F. Kunz. Secretary, Howard Richards, 
Jr., 156 Fifth Avenue, New York, N. Y. - 
American Society for Horticultural Science. 
—Will meet on Friday and Saturday, Decem- 
ber 27 and 28. President, C. A. MeCue. Sec- 
retary, C. P. Close, College Park, Md. 
