70 



ANNUAL REPORTS, SMITHSONIAN INSTITUTION 



Fluorine— Continued 



Fluorine in United States water sup- 

 plies, by Anastasia Van Burkalow. 

 19.3.6: 207-222 

 Flying, see Flight 

 Flyingfishes 



Flying fishes and their habits, by Theo- 

 dore Gill. 1904: 495-515 



Nature's own seaplanes, by Carl L. 

 Hubbs. 1933: 333-348 

 Fock, A., Economic conquest of Africa 



by the railroads. 1904: 721-735 

 Foerste, Aug. A., Ancient relics at Day- 

 ton, Ohio. 1883: 838-844 

 Fog 



Fogs and clouds, by W. J. Humphreys. 

 1922: 187-221 

 Folklore 



Chinese folklore and some western 

 analogies, by Frederick Wells Wil- 

 liams. 1900: 575-600 

 Folsom man 



The Folsom problem in American 

 archeology, by Frank H. H. Roberts, 

 Jr. 1938: 531-546 

 Food 



Alimentary education of children, by 

 Marcel Labbe. 1921: 549-564 



Food plants of ancient America, by 

 O. F. Cook. 1903: 481-497 



Food problems in wartime, by George 

 R. Cowgill. 1943: 591-599 



Food shortages and the sea, by Daniel 

 Merriman. 1950: 373-384 



Relation of food to work, and its bear- 

 ing on medical practice, by Samuel 

 Haughton. 1870: 268-294 



Sea as a conservator of wastes and a 

 reservoir of food, by H. F. Moore. 

 1917: 595-608 



Vitamins and their occurrence in food, 

 by Hazel E. Munsell. 194 1: 239- 

 265 



Waste and conservation of plant food, 

 by Harvey W. Wiley. 1894: 213- 



235 

 Forbes, Henry O., Antarctica: a vanished 



austral land. 1894: 297-316 

 Forbes, V. S., Moon and radioactivity. 



1930: 207-217 



Force 

 Thoughts on the nature and origin of 

 force, by William B. Taylor. 1870: 

 241-257 

 Ford, James, Fundamentals of housing 



reform. 19 13: 741-754 

 Forehead 



The forehead, by Ales Hrdlicka. 

 1933: 407-414 

 Forel, August, Ants' nests. 1894: 479- 



5°5 



Psychical faculties of ants and some 

 other insects. 1903: 587-599 

 Forestry 



Influence of insects on the development 

 of forest protection and forest man- 

 agement, by F. C. Craighead. 1941: 

 367-392 



Place of forestry among natural sci- 

 ences, by Henry S. Graves. 1915: 

 257-269 



Relation of geography to timber sup- 

 ply, by W. B. Greeley. 1925: 533- 



545 

 Forests 



Distribution of the forests and trees of 



North America with notes on its 



physical geography, by J. G. Cooper. 



1858: 246-280 

 Forest destruction, by Gifford Pinchot 



1 901: 401-405 

 Forest genetics, by Lloyd Austin. 



1938: 433-440 

 Forest preservation, by Henry S. 



Graves. 19 10: 433-445 

 Forests and their climatic influence, 



by Becquerel. 1869: 394-416 

 Petrified forests of Arizona, by Lester 



F. Ward. 1899: 289-307 

 Role of depopulation, deforestation, 



and malaria in the decadence of cer- 

 tain nations, by Felix Regnault. 



1914: 593-598 

 Struggle for life in the forest, by James 



Rod way. 1891: 337-347 

 Fort Rae expedition 

 British polar year expedition to Fort 



Rae, Northwest Canada, 1932-1933. 



by J. M. Stagg. 1934: 107-118 



