89 
on this subject in two papers by Dr. Beatty, of Baltimore, U.S. 
It was from these articles I originally obtained my information, 
though I have not followed them to the letter. 
Unanimous votes of thanks were passed to Mr. Perry and to 
Mr. N. Bogle-French. 
The following members exhibited their microscopes :—Mr. 
Phillip Crowley, Mr. Maitland Gard’ner, Mr. J. S.Johnson, and Mr. 
K. McKean. 
