PROCEEDINGS, VOLS. 1-50 



CRESSON-DARL 



Cresson, John C. (continvied). 



high barometer, February loth 



and nth, 1867, 10, 329. 



lunar rings, July 27, 1866, 10, 



270. 



meteors, 10, 335. 342. 



— • — -obituary notice of. 17, 149. 



— ■ — odor and temperature in plants, 

 10, 354. 



onion disease. 10, 168. 



remarkable electrical phenom- 

 ena. 7. 385- 



•storm, 7, 176, 292; 9, 59. 



tornado. ]\Iay 11, 1865. 10, 108. 



transmission of sound through 



iron pipes. 5, 118. 



Cretaceous and lower tertiary section 

 in south central Montana, 41, 207. 



Crinoid, with movable spines, 21, 81. 



Crookes tube, properties of the field 

 surrounding a, 42, 96. 



Crotch. G. R.. arrangement of the 

 families of Coleoptera, 13, 75. 



Crummel, Alex., African dialects, 9, 

 3- 



Crural processes in genus Atrypa, 

 17, 337- 



Crustacean, large, from the Cats- 

 kill group of Pennsylvania, 21, 236. 



Crystalline compounds, in higher 

 plants. 25, 124. 



— rocks of eastern Pennsylvania, 

 relations of the, to the silurian 

 limestones and the Hudson River 

 age of Hydromice schists, 18, 435 



Crystallographic properties, 42, 237 

 — -study of the hemoglobins, 47, 298 

 Crystallography in sculpture. 17, 258, 

 Crystals, artificial production of, 42 

 219. 



— inclusion and occlusion of solvent 

 in, 42, 2S. 



Cuba, geology of, 3, I54; 25, 123. 

 Cuckoos, osteology of, 40, 4. 

 Culture, scientific, tendencies of. 18, 

 569. 



Cumberland coal l^asin, 11, 9; 19, 

 III. 



Cumulus cloud, formation of, from 

 the action of fire, 2, 116. 



Curculionidae of the United States, 

 13, A07- 



Currency, metallic, specimens of, 5, 

 198. 



Currents, relation of auroras to grav- 

 itating, 12, 121. 



— resemblance of atmospheric, mag- 

 netic and oceanic, 12, 68. 



Curtis steam turbine, 42, 68. 



Curves, orthic ; or, algebraic curves 

 which satisfy Laplace's equation 

 in two dimensions, 43, 294. 



Curwen, John, obituary notice of 

 Thomas S. Kirkbride, 22, 217. 



Gushing, Frank Hamilton, explora- 

 tion of ancient key dwellers' re- 

 mains, on the gulf coast of 

 Florida, 35, 329. 



Shamanism, 36, 183. 



Cyanosis neonatorum, 3, 174. 



Cyclovolute, magic, 4, 125. 



Cylinders,' linear resistance between 

 parallel conducting, 48, 142. 



Da Costa. J. M., obituary notice of 



Samuel D. Gross, 22, 78. 

 Daguerreotypes. 2, 144, 150. 



— of the ]Moon, 5, 208. 



Dallas, \V. L., pressure and rainfall 

 conditions of the trades-monsoon 

 area, 44. I59- 



Dana, Charles E., notes on cannon, 

 fourteenth and fifteenth centuries, 

 50, 147. 



Daniel's comet, photographic obser- 

 vations of. 49, 3. 



Danish explorations in Greenland, 

 22, 280. 



Darlington, \\"illiam, obituary notice 

 of, 9. 330. 



, of William H. DiUing- 



ham, 6, 91. 



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