ABSTRACT OF PROCEEDINGS. XV. 



3. A form of the Wehnelt electrolytic interrupter for induction 

 coils, the action of which was demonstrated by Professor J. A. 

 Pollock, b.e., b.sc. 



4. A series of recent photographs of the moon, taken at the 

 Paris Observatory, were exhibited by H. C. Russell, b.a., c.m.g., 



F.R.S. 



The following donations were laid upon the table and acknow- 

 ledged : — 



TRANSACTIONS, JOURNALS, REPORTS, &c. 

 (The Names of the Donors are in Italics.) 



Bristol — Bristol Naturalists' Society. Proceedings, New Series, 



Vol. vin., Part in., 1897. The Society 



Chicago — University of Chicago Press. Astrophysical Journal, 



Vol. ix., Nos. 1-3, 1890. The University 



Dublin — Royal Irish Academy. Proceedings, Series 3, Vol. v., 



No. 1, 1898. The Academy 



Easton, Pa. — American Chemical Society. Journal, Vol. xx., 



No. 11, 1898 ; Vol. xxi., Nos. 1-4, 1899. The Society 



Edinburgh — Highland and Agricultural Society of Scotland. 



Transactions, Series 5, Vol. xi., 1899. „ 



Royal Scottish Geographical Society. Scottish Geographical 

 Magazine, Vol. xiv., Nos. 10-12, 1898; Vol. xv., Nos. 

 1-4, 1899. 



Scottish Microscopical Society. Proceedings, Vol. n., No. 3, 

 Session 1897-98. 



Fort MoNROE,Va. — U. S. Artillery School. Journal of the U.S. 

 Artillery, Vol. x., Nos. 1-3, Whole Nos. 33 - 35, 1898. 



The School 

 London — " Electrical Engineer," N.S., Vol. xxin., Nos. 12, 13, 



15, 1899. The Publisher 

 Imperial Institute. Imperial Institute Journal, Vol. v., No. 



52, April 1899. The Institute 



Institution of Civil Engineers. Minutes of Proceedings, 



Vol. cxxxv., Part i., Session 1898-99. The Institution 



Linnean Society. Journal, Zoology, Vol. xxvi., No. 172, 



1898. List of Fellows, 1898-99. The Society 



Mineralogical Society. Mineralogical Magazine and Journal, 



Vol. xii., No, 55, 1899. 

 Pharmaceutical Society of Great Britain. Pharmaceutical 



Journal, Vol. lxii. (Fourth Series, Vol. vm,) Nos. 1500 



-1503,1899. 

 Physical Society. Science Abstracts, Vol. n., Part iv., No. 



16, 1899. 



Royal Agricultural Society of England. Journal, Third 

 Series, Vol. x., Part i„ No. 37, 1899. 



