408 



INDEX. 



Communications : — 



Charles R. Cross, 376. 



H. H. Eustis, 218. 



A. W. Field, 202. 



Wolcott Gibbs, 1. 



F. A. Gooch, 53. 



Asa Gray, 25. 



Hermann A. Hagen, 372. 



H. B. Hill, 256, 376. 



N. D. C. Hodges, 374. 



Silas W. Hoi man, 374. 



C. Loring Jackson, 202, 213, 



372, 374. 

 A. H. Lee, 223, 373. 



C. F. Mabery, 256. 

 Benjamin Peirce, 201, 370, 376. 

 Charles S. Peirce, 370. 

 Edward C. Pickering, 370, 372, 



375. 

 William H. Pickering, 236, 373. 

 Waldo S. Pratt, 313, 376. 

 William A. Rogers, 273, 370, 



372, 375. 



Henry A. Rowland, 75. 

 W. H. Schwartz, 229, 373. 

 S. P. Sharpies, 371. 



D. P. Todd, 270, 376. 

 Leopold Trouvelot, 370. 

 John Trowbridge, 232, 235,372, 



373, 374. 



J. Fleming White, 213, 267, 

 376. 

 Contributions to Centennial Fund, 

 375. 



D. 



Dimethyluric Acid, 256. 



Discs, Perforated Vibrating, 222. 



E. 



Elephantopus nudatus, 47. 

 Encelia microphylla, 37. 

 Energy, Conservation of, 235. 

 Erigeron Palmeri, 32. 

 Eupatorium atnplifolium, 28. 



Espinosarum, 28. 



Espinosarum, var. ambiguum, 

 28. 



hyssopinum, 28. 



Mendezii, 27. 



rhodochlamydeum, 26. 



porphyranthemum, 27. 



ecorodonioides, 27. 



turbinatum, 26. 



Eutetras, 39. 

 Palmeri, 40. 



F. 



Fellows, Associate, deceased: — 



Samuel Greene Arnold, 380. 



Isaac Hays, 380. 



William T. Roepper, 381. 

 Fellows, Associate, elected: — 



Josiah Willard Gibbs, 374. 



Clarence King, 374. 



Alpheus Spring Packard, Jr., 

 368. 



James Craik Watson, 368. 

 Fellows, Associate, List of, 403. 

 Fellows deceased : — 



William T. Andrews, 377. 



Erastus B. Bigelow, 378. 



Thomas M. Brewer, 378. 

 Fellows elected : — 



Frank A. Gooch, 371. 



N. D. C. Hodges, 371. 



William L. Richardson, 368. 

 • Edward S. Wood, 371. 

 Fellows, List of, 400. 



removed or resigned, 399. 

 Foreign Honorary Members de- 

 ceased: — 



Heinrich Wilhelm Dove, 383. 



James Clerk Maxwell, 391. 



Eugene Emmanuel Viollet-le- 

 Duc, 394. 

 Foreign Honorary Members elect- 

 ed:— 



Georg Curtius, 371. 



Sir James Fitzjames Stephen, 

 371. 

 Foreign Honorary Members, List 

 of, 405. 



G. 



Gnaphalium concinnum, 34. 

 Gutierrezia Berlandieri, 31. 

 Gymnolomia Greggii, 36. 



H. 



Heat, On the Mechanical Equiva- 

 lent of, 75. 

 Thermometry, 77. 

 Caloriraetry, 119. 

 Determination of Equivalent, 

 137. 

 Helianthella Mexicana, 37. 

 Howellia aquatilis, 43. 



