INDEX. 



Academy of Natural Sciences of 

 Philadelphia, centenary aniver- 

 sary, 850. 



Aeroplanes, Determination of the Al- 

 titude of, 23. 



Agassiz, G. R., elected Fellow, 863. 



Agassiz, Mrs. G. R., Letter from, 847. 



Aiken, J. A., elected Fellow, 864. 



Algebra, An, of Plane Projective 

 Geometry, 735, 851. 



Altitude of Aeroplanes, Determina- 

 tion of the, 23. 



American Philosophical Society, An- 

 nual General Meeting, 850; 

 Bust of Franklin presented by, 

 830. 



Ames, J. S., elected Fellow, 826; 

 accepts Fellowship, 830. 



Ames, Cakes, Elected Fellow, 826; 

 accepts Fellowship, 830. 



Angle, A Theory of Linear Distance 

 and, 865. 



Argentine, New or Critical Laboul- 

 beniales from, 854. 



Arrhenius, S. A., Elected Foreign 

 Honorary Member, 865. 



Association des Ingenieurs Electri- 

 ciens, 854. 



Atomic Weight of Phosphorus, A 

 Revision of, 583, 849. 



Babbitt, L. A., The von Waltenhofen 

 Phenomenon in Soft Iron Rings, 

 227. 



Baldwin, S. E., elected Fellow, 864. 



Barroetea, Revision of the Genus, 202. 



Bauer, L. A., elected Fellow, 863. 



Baxter, G. P., INIoore, C. J., and 

 Boylston, A. C., A Revision of 

 the Atomic Weight of Phos- 

 phorus, 583, 849. 



Bell, Louis, On the Ultra Violet 

 Radiation of Practical Illumi- 

 nants, 853. 



Bermuda Islands, Calanoid Copep- 

 oda from, 217. 



Biceps, Human, Unexpected Effects 

 of Electrical Stimuli on, 865. 



Bigelow, H. B., elected Fellow, 826; 

 accepts Fellowship, 847. 



Bigelow, M. M., elected Fellow, 826; 

 accepts Fellowship, 830. 



Bigelow, W. S., elected Fellow, 826; 

 accepts Fellowship, 830. 



Bixby, W. H., elected Fellow, 864. 



Boas, Franz, elected Fellow, 864. 



Bolton, C. K., Letter from, 831. 



Bornet, J. B. E., Death of, 848. 



Boss, Lewis, elected Fellow, 826; 

 accepts Fellowship, 830. 



Boston Athenaeum, Bust of Frank- 

 lin presented by, 830. Vote of 

 thanks to, 832. 



Bowditch, C. P., Report of Commit- 

 tee on Amendment of the Stat- 

 utes, 861; Report of Treasurer, 

 855; Results of the American 

 Occupation of the Philippines, 

 851; Subscription Paper pre- 

 sented by, 830. 



Bowditch, H. P., Notice of, 847. 



Boylston, A. C. See Baxter, G. P., 

 Moore, C. J., and Boylston, A. C. 



Brainerd, Ezra, elected Fellow, 864. 



Braun Tube Oscillographs, A New 

 Method of Impact Excitation of 

 Undamped Oscillations and their 

 Analysis by Means of, 265, 829. 



Bray, W. C, elected Follow, 826; 

 accepts Fellowship, 830. 



Bridgman, P. W., elected Fellow, 

 863; The Measurement of Hy- 



