THE MICROSCOPE. 



Contents for September, 1895. 



Objects Seen Under the Microscope. XXVI. — The Mosquito. (Illus- 

 trated) 129 



Structure of our Hemlock Barks. Bastin. (Illustrated) 132 



A Conipaiison of American and Foreign Microscopes. Evans 138 



Practical Suggestions. — By L. A. Willson. 



How to Examine Objects with the Microscope 139 



Oscillatoria 140 



Needle Holders 140 



Questions Answered. — By S. G. Shanks, M. D. 



Books to Identify Microscopic Forms 140 



In ormation as to Pressing and Mounting Plant Specimens 140 



Recent Publications 141 



Science Go.ssip 143 



THE MICROSCOPICAL JOURNAL 



Contents for September 1895. 



Preparations for Urinary Examination (With Frontispiece.) 257 



Microscopical Technique Applied to Histology. — XI. Boueval 261 



The Use of Filtered Water in Microscopic Manipulation. Edwards 208 



Diatoms of the Connecticut Shore.— VIII. Terry 269 



The 18th Annual Meeting of the American Microscopical Society 276 



Editorial. 285 



New Publications. 286 



Letters to the Editor. 288 



Microscopical Apparatus 288 



FOR SALE. — Crouch Intermediate binoc;ular, circular glass stage, me- 

 chanical centering on substage, four eye pieces, achromatic condenser polariz- 

 ing attachment, stops for dark ground and oblique illumination, parabaloid, 

 two solid eye pieces made by Spencer. All in perfect order and have been 

 used very little. $100. GEO. A. BATES, Auburndale, Mass. 



FOR SALE. — Barbadoes Earth, containing many rare forms of Radiolaria. 

 Send 40 cents, stamps, for inch cube of this material to 



S. S. DAY, 23 Olyphant St., Morristown, N. J. 



FOR EXCHANGE. — I will exchange my photograph {carte de visile) 

 with all American Diatom-friends. Y. C. RINNBOCK, Wien XI-1, Sim- 

 meriuger Hauptstr, 14 Austria. 



