PROCEEDINGS OF THE SECTIONS. 317 



Mr. S. MacDonnell, Secretary. Committee : Dr. H. G. A. 

 Wright, Dr. L. R. Hqxtable, Messrs. F. B. Kyngdon, P. N. 

 Trebeck, G. D. Hirst, T. F. Wiesener. 



Monthly meeting, 11th May, 1891. 

 Mr. H. 0. Walker in the Chair. 

 Mr. H. 0. Walker exhibited a hydra and fresh-water gather- 

 ins of infusoria from Parramatta River. 



Monthly meeting 13th July, 1891. 

 Dr. Wright in the Chair. 

 Several half inch objectives were tested and it was determined 

 to purchase one by Wray of London for the Society. 



Monthly meeting 10th August, 1891. 

 Mr. H. O. Walker in the Chair. 

 The Rev. J, Milne Curran explained his " Notes on Slicing 

 Rocks for Microscopical Study," and exhibited rock sections in 

 various stages of preparation for mounting, also Dick and Swift's 

 new petrological microscope and a large number of complete mounts 

 of rock sections. 



Mr. J. McGarvie Smith exhibited anthrax bacillus in the spleen 

 of the guinea pig, typhoid bacillus in human spleen and pure cul- 

 tivations of the same organism, also pure cultivations of bacillus 

 tuberculosis and sputum from a sufferer showing the bacillus. 



Mr. Mingaye exhibited a specimen of emeralds in matrix from 

 Emmaville, New South Wales. 



Monthly meeting 14th September, 1891. 

 Mr. F. B. Kyngdon in the Chair. 

 Mr. Kyngdon exhibited Reichert's modification of Abbe's 

 camera lucida and called attention to the merits of Reichert's 

 students' microscopes. 



Monthly meeting 12th October, 1891, 

 Mr. P. R. Pedley in the Chair. 

 Dr. Wright exhibited for Dr. Morris, Baker's latest adaptation 



