PROCEEDINGS, VOLS. 1-50 



STONE-SUN 



Stone Age (continued). 



— implements in Africa and Asia, re- 

 cent discoveries of, 19, 63. 



^of Indians of North America, 



8, 265. 

 found near Potomac River, 



31, 229. 

 Stones, ceremonial, used by the 



Australian aborigines, 48, i, 460. 

 Stoney, G. Johnstone, dependence of 



what apparently takes place in 



Nature upon what actually occurs 



in the universe of real existences, 



42, 105. 

 Storm, effects of rain, 9, 59. 

 -wind, 7, 176. 



— of Dec. 20, 1836, I, 195. 



— of Feb. 9, 1858, 7, 176, 292. 



— of Sept. 12, 1862, 9, 59. 



— of Sept. 25, 1867, 10, 351. 



— hail, of May 8, 1870, 11, 438. 

 Storms, 2, 56. 



— in February, 1842, 3, 50. 



— northeast, was Lewis Evans or 

 Benjamin Franklin the first to 

 recognize that our northeast 

 storms come from the southwest, 



45, 129. 

 Stowell, T. B., accessory nerve in 



the cat, 25. 94- 



-facial nerve in the cat, 24, 8. 



— • — glosso-pharyngeal nerve in the 



cat, 25, 89. 

 hypoglossal nerve in the cat, 



25, 99- 



trigeminus nerve in the cat, 23, 



459. 



— •^- vagus nerve in the cat, 20, 123. 



Strabismus, operation for. i, 273. 



Straight line concept, 44, 82. 



Strand plants of New Jersey, com- 

 parative leaf structure of, 48, ^2. 



Strickland, William, obituary notice 

 of, 6, 28. 



Striges, osteology of the, 39, 665. 



Stromateidce, notes on the, 21, 664. 



Strong, Theodore, analytical trigo- 

 nometry, 3, 49. 



transformation of the series 



S = ax -f bx= + ex', &c., 3, 138. 



Strong, William, obituary notice of 

 Horace Binney, 16, i. 



Strong, W. W., absorption spectra 

 of salts in solution, 48, 194. 



Strontium, extrication of, i, 130. 



Strychnia and nicotin, antagonism be- 

 tween, 16, 597. 



Subsidences and elevations, regional, 

 12, 70. 



Substitution group properties and 

 abstract groups, 49, 307. 



Sugar cane, African, 9, 141. 



Sulphvir Spring Vallej', x^rizona, 

 record of borings and of agricul- 

 tural experiments in, 40, 161. 



Sulphuric acid, dilute as a fungicide, 



45, 157- 



effect of, on the deposition of 



metals when using a mercury 

 cathode and rotating anode, 45, 



255- 

 Sun and certain fixed stars, relative 

 ages of, 16, 622. 



— and cross symbols, 26, 476. 

 ^ planets, atmosphere of, 16, 12^. 



— eclipse of, May 14, 1836 and Sep- 

 tember 18, 1838, I, 177. 



of April 24, 1846, 4, 253. 



of May 26, 1854, 6, 38. 



— ^of Aug. 7, 1869, II, 202. 

 -of July 29, 1878, 18, 103. 



— ■ glows, remarkable, in the falls of 

 1883 and 1884, 22, 213. 



— repulsion by. of gaseous molecules 

 in tail of Halley's Comet, 50, 254. 



— -rotation of, 13, 145. 



Sun-spot cycle of 11.07 years, 12, 



410. 

 period, planetary relations to, 



13, 147- 

 Sun spots, 4, 173: 9, 234. 

 — • — -periodicity of, 11, 94. 



