22 THE AMERICAN MONTHLY [.lannury, 



ragin^ Sodium bitartrate Salacin^ Sodium niii-o-prussicle. Hippuric 

 acid and Palmitic acid, the latter showing the formation of crystals 

 under the lens. William E. Loy showed a series of slides illustrating 

 the fructification of ferns, including the local species, Gymnogramnie 

 triangularis^ Polypodium aureus^ Aspidi7im rigidum^ Adiantum 

 cuneatum^ and Pteris aquilina. 



These public exhibitions will be given each alternate month hereafter, 

 the Society feeling satisfied that they are not only educating in their re- 

 sults, but add to the membership as well. 



Washington, D. C. 



Dec. 7, i8gi. — Dr. H. H. Hauxhurst was elected a member. A 

 sample of diatomaceows earth was presented by G. R. Limisden, of 

 Greenville, Conn. A new microscope stand and accessories was 

 ordered. Dr. Reyburn read a paper on the germicidal treatment of 

 diphtheria. Dr. Moore read a paper on the l:)iology and morphology 

 of the Klebs-Loeffler bacillus. A slide of bacillus culture was exhib- 

 ited. 



Dec. /J, i8gi. — Dr. Balloch presided. Some fine photo-micro- 

 graphs of pathological specimens made by Dr. W. C. Borden, of Fort 

 Ringold, Tex., were exhibited by Mr. C. W. Smiley. 



Dr. Acker read a paper on Tiuea tonsurans^ which was illustrated 

 by slides showing the fungus. 



Jaji. 5, i8g2. — Mr. Oscar C. Fox, of the U. S. Patent Office, was 

 elected a member. Dr. E. A. Balloch read a paper on the pathology 

 of elephantiasis and exhibited a slide containing a section of tissue - 

 taken from an African residing in Washington. The negro race is 

 said to be especially predisposed to this disease. 



A copy of the new edition of Carpenter on the microscope was 

 exhibited by Dr. Reyburn. 



Austin Microscopical Society, Austin, Tp:xas. 

 October jj ^ i8gi. — Organized. Elected Dr. J. W. McLaughlin. 

 President; Dr. A. N. Denton, Vice-President ;' Dr. T. J. Bennett, 

 Secretary. The Society will study normal and pathological histology, 

 bacteriology, and have social as well as literary meetings. 



Royal Microscopical Society, London. 



Nov. i8. — C. L. Curties show*«d a small heliostat, made on Cum- 

 ber's lines, which is simple and effective in any latitude between 15° 

 and 75°. _ _ 



Mr. Gifibrd spoke on resolution oi Amp Jii pleura. 



Mr. Curties also exhibited a new form of microscope made on the 

 Nelson model, and Mr. Nelson described some improvements in his 

 apparatus for producing monochromatic light for use with the micro- 

 scope. 



Mr. A. W. Bennet gave a paper on some fresh-water alga; of Surrey, 

 including several new species. 



Microscopical Club, St. Louis, Mo. 



Jan. S-, i8g2. — Anmial Meeting. — The reports of officers were very 



encouraging, and the past year a prosperous one. The journals for 



1 89 1 were ordered bound, and the subscriptions all continued for 1892. 



A new cabinet was ordered, the old one having been filled. Mr. Harry 



