PROCEEDINGS OF THE SOCIETY. 109 



referred to in his paper, and (2) two sections of broom, double 

 stained by himself, which were much admired. 



Dr. Millar: — The camera lucida devised by Dr. Eussell. 



Mr. Crisp : — (1) Hofmaun's camera lucida. (2) Swift's ditto. 

 (3) Dietzl's diffraction apparatus. (4) Stein's Infusoria, Part III. 

 (the Flagellata). (5) Micro-photographs of botanical subjects, by 

 De Bary. 



Mr. J. Mayall, jun. : — (1) His two modifications of Dr. Woodward's 

 " new device," in which the four exposed surfaces of the prism are 

 utilized by cutting them at various angles, so as to approximate the 

 angle of the illuminating rays to the semi-aperture of the objective 

 likely to be used. One is an ordinary prism so cut, but with circular 

 top for convenience of rotation, and mounted at the end of a brass 

 tube with wide slots for the free intromission of light perpendicularly 

 to each face. The other is a nearly hemispherical lens with the four 

 faces cut on the spherical surface, and mounted on a rod attached to 

 the centre of this surface. (2) A nearly hemispherical lens and a 

 small semi-cylinder mounted conveniently for immersion illumination. 



New Fellows : — The following gentlemen were elected Fellows 

 of the Society :— Edwin W. Alabone, M.D., M.E.C.S., and John Simp- 

 son Harrison, Esq. 



Meeting of 8th Januart, 1879, at King's College, Strand, W.C. 

 J. W. Stephenson, Esq., F.R.A.S. (Treasuber), in the chair. 



The Minutes of the meeting of 11th December were read and 

 confii'med, and were signed by the Chairman. 



The following' List of the Donations received since the last 



meeting was submitted, and the thanks of the Society given to the 



donors. 



From 



Abbe, Dr. E. — Die OptLchen Hiilfsmittel der Mikioskopie. 

 (Extracted from ' Bericht iiber die wissenschaftlielie Ap- 

 parate auf der Londoner Internationalen Ausstellung im 

 Jahre, 1876') The Author. 



Badham, Dr. 0. D. — The Esculent Funguses of England. 



2nded. 1863 Mr. Frank Crisp. 



Cooke, Dr. M. C.—Grevillea. Vols. I.-VI. 1872-8 .. .. Ditto. 



Dtiby, Julien.- — De la recherclie Microscopique du Sang au point 

 de vue Me'dico-legal. 1876. (Extracted from the ' Annales 



de la Societe' Beige de Microscopic ') The Author. 



„ „ Ce que c'est qu'une Diatome'e. 1877. (Ex- 

 tracted from the ' Bulletin de la Socie'te Beige de Micro- 

 scopie ' for 1877), and five other papers Ditto. 



The Chairman having requested the Fellows to appoint two 

 auditors of the accounts for the past year, Mr. Goodinge (proposed 



