AUTHOR-SUBJECT INDEX, 1849-1961 



45 



Cook, O. F., Debt of agriculture to tropi- 

 cal America. 1 93 1 : 49 1-50 1 

 Evolutionary significance of species. 



1904: 397-4 I2 

 Food plants of ancient America. 



1903: 481-497 

 Foot-plow agriculture in Peru. 191 8: 



487-491^ 

 Milpa agriculture, a primitive tropical 



system. 1919: 307-326 

 Natural rubber. 1943: 363-411 

 Cook, Giles B., and Ryan, Victor A., 



Cork oak in the United States. 



1948: 355-376 

 Coon, Carleton S., Climate and race. 

 1953: 277-298 

 Southern Arabia, a problem for the fu- 

 ture. 1944: 385-402 

 Cooper, J. G., Distribution of the forests 

 and trees of North America with 

 notes on its physical geography. 

 1858: 246-280 

 Forests and trees of Florida and the 

 Mexican boundary, i860: 438-442 

 Cooper, J. L. B., The main lines of 



mathematics. 1961: 323-335 

 Cooper, John M., Areal and temporal as- 

 pects of aboriginal South American 

 cultures. 1943: 429-461 

 Copper 

 Copper implements from Bayfield, 

 Wisconsin, by Charles Whittlesey. 

 1885: 892-893 

 Pre-Columbian copper-mining in North 

 America, by R. L. Packard. 1892: 

 175-198 

 Preservation of copper and iron in salt 

 water, by Becquerel. 1864: 191-195 

 Coptic language 



Introduction to the study of the Coptic 

 language, by Kabis. 1867: 415-416 

 Corals 



Coral, by Louis Roule. 1902: 609- 



612 

 Corals and the formation of coral reefs, 

 by Thomas Wayland Vaughan. 

 1917: 189-276 



Project Coral Fish looks at Palau, by 

 Frederick M. Bayer and Robert R. 

 Harry-Rofen. 1956: 481-508 

 Corbin Game Park 



Corbin Game Park, by John R. Spears. 

 1891: 417-423 

 Cork oak 



Cork oak in the United States, by Vic- 

 tor A. Ryan and Giles B. Cooke. 



1948: 355~37 6 

 Corn 



Maize: our heritage from the Indian, 



by J. H. Kempton. 1937: 385-408 

 Reconstructing the ancestor of corn, by 



Paul C. Mangelsdorf. 1959: 495— 



507 

 Corner, George W., A glimpse of in- 



comprehensibles. 1954: 241-249 

 Cornu, Alfred, Wave theory of light. 



1899: 93-105 



CoRONADO, VASQUEZ DE 



Coronado's march in search of the 

 "seven cities of Cibola," by J. H. 

 Simpson. 1869: 309-340 

 Corona 



Comets' tails, the corona, and the au- 

 rora borealis, by John Cox. 1902: 

 179-192 

 Corrosion 



Preservation of copper and iron in 

 salt water, by Becquerel. 1864: 191- 



195 

 Corstorphine, G. S., and Hatch, F. H., 



The Cullinan diamond — a descrip- 

 tion of the big diamond recently 

 found in the Premier Mine, Trans- 

 vaal. 1905: 21 1-2 13 

 Cosmic rays 



Cosmic radiation, by P. M. S. Blackett. 

 1938: 175-185 



Cosmic rays from the sun, by Thomas 

 Gold. 1957: 233-238 



High-frequency rays of cosmic origin, 

 by R. A. Millikan. 1926: 193-201 



Nature of the cosmic radiation, by 

 Thomas H. Johnson. 1935: 197-214 



