PKOCEEDINGS OF SOCIETIES. 57 



The following donations were announced, and thanks voted to 

 the respectiye donors : 



Presented by 

 Twenty slides of Gold from various parts of the world . T. Ross, Esq. 

 The Quarterly Geological Journal "" 



The Popular Science Review 



The Society. 

 The Publisher. 

 Ditto. 



The Society. 

 Ditto. 



The Author. 

 . The Society. 



The Intellectual Observer. 3 Nos. 



The Journal of the Linnean Society 



The Journal of the Society of Arts 



The Floral World, by Shirley Hibberd 



The Proceedings of the Essex Institute 



The Proceedings of the Boston Natural History Society . Ditto. 



The Results of Twenty-five Years' Meteorological Observa- 

 tions in Hobart Town, by Francis Abbot . . The Author. 



Report on Epidemic Cholera in the Army of the United 



States during the year 1866 . . .Surgeon General. 



A Handy Book to the Collection and Preparation of Fresh- 

 water and Marine Algse, Diatoms, Desraids, etc., by 

 Johann Nave, translated and edited by the Rev. 

 W. W. Spicer, M.A. .... The Author. 



A set of Photographs . . . .M.J.Girard,Paris 



The names of the following gentlemen proposed for election as 

 Fellows were ordered to be suspended : 



Gr. E. Legge Pearce, M.E.C.S. Eng., 2, St. George's Square; 

 Peter Teames GowUand, P.R.C.S., F.R.Med.Chir.S., &c., 34, 

 Pinsbury Square ; Charles Coppock, 31, Cornhill ; H. Sugden 

 Evans, Holland Road, Kensington, W. ; and John "Williams, 

 Eoyal Astronomical Society, Somerset House, as an Honorary 

 Pellow. 



The following gentlemen were balloted for and duly elected : 



Daniel "Woodin, Peldon, Richmond ; Henry Alexander G-lass, 

 Gray's Inn Square. 



A paper was read by Dr. Gut, P.R.S., Professor of Porensic 

 Medicine, King's College, &c., on " Microscopic Sublimation, and 

 especially onthe Sublimates of the Alkaloids." (See 'Trans.,' p. 1.) 



The usual vote of thanks was passed to the author, and a short 

 discussion followed, in which Dr. Cakpenter, Dr. Silter, Prof. 

 Tennant, and Mr. Hogg, took part. 



Mr. J. Hogg, Hon. Sec, placed on the table a collection of 

 Photomicrographs, the productions of Dr. Maddos, many of which 

 were considered very fine examples of the art. Mr. Hogg said 

 that Dr. Maddox had succeeded in showing, under a magnifying 

 power of 3000 diameters, some of the peculiarities of the Pleuro- 

 sigma, which, when attentively examined, must be thought to 

 have the efi"ect of unsettling the minds of those who, after re- 

 peated examinations with the best objectives, believed that they 

 had finally succeeded in resolving their markings. Take for in- 

 stance the JBleurosigma formosum, magnified 3000 diameters, 

 printed for the stereoscope, a copy of a print sent to America ; 

 it is not printed deep enough : it nevertheless shows the white 

 spaces as little ivory-balls suspended between the eye and 



