506 



PKOCEEDINGS OF THE SOCIETY. 



«o» 



MEETING 



Held on the 18th of Jdne, 1902, at 20 Hanover Square, W. 

 Dr. Henry Woodward, F.R.S., President, in the Chair. 



The Minutes of the Meeting of the 21st of May, 1902, were read and 

 confirmed, and were signed by the President. 



The List of Donations to the Society (exclusive of exchanges and 

 reprints) received since the last Meeting was read, and the thanks of 

 the Society were voted to the donors. 



From 

 Catalogue of Scientific Papers, 1800-1883. Vol. xii. (4to,"l m , t> i ■> • * 



London, 1902) .. .. .. ^ >) The Royal society. 



Duncan. Martin F., First Steps in Photomicrography. (8vo,j The P hlisih 



London, 1902) J 



Petit et Borne, Manuel pratique de Bacte'riologie. (Svo.l Tl e Publisl e 



Paris, 1902) / 



Records of the Egyptian Government School of Medicine. (4to, \ The Director of the 



Cairo, 1901) / School of Medicine. 



Zoological Record. Vols, xxii , xxiii., and xxiv\ (8 vo, London,} m p e Raflle 



1895, 6, and 7 J r ' ' ' a "' 



The Secretary read a note from Mr. Nelson on some high-power 

 photomicrographs taken by Mr. F. E. Ives, three examples of which 

 were shown upon the screen by Mr. Poser. 



Mr. Hilger exhibited a new photo-measuring micrometer attached to 

 a Microscope with an objective giving a magnifying power of x 55 

 and designed specially for accurately measuring the distances between 

 the lines of the spectrum. 



Mr. Watson Baker described a new two-speed fine adjustment sent 

 for exhibition by Messrs. Watson and Sons. The adjustment was shown 

 fitted to a Microscope, and its construction was further illustrated by a 

 working sectional model and detail drawings. 



The same firm exhibited also a Microscope fitted with a new arrange- 

 ment for holding pieces of metal whilst under examination, by means 

 of which the specimen could be gripped firmly and held in any required 

 position or plane. 



The thanks of the Meeting were voted to Mr. Hilger and Mr. Baker 

 for their exhibits. 



Mr. Max Poser exhibited for Messrs. Zeiss their Epidiascope, an 

 elaborate form of projection apparatus, by means of which large pictures 

 of opaque and transparent objects can be shown on the screen. 



Not only lantern slides of any size up to 9 in. square, but solid 

 objects such as photographs, drawings, description on a page of a book, 



