64 THE MICROSCOPE. Apr., 



THE MICROSCOPE. 



Contents for April, 1894. 



Objects Seen Under the Microscope. X. — Some New Forms of Kadio- 



laria. (Illustrated) 49 



XI.— Red Snow. (Illustrated) 50 



Guano Examined Microscopically, by Arthur M. Edwards, M. D 51 



Program of the Tenth Annual Soiree of the Washington Microscopical 



Society for May 8, 1894 54 



Suggestions for Cell Making, Mounting With Glycerine and Finishing 



Mounts, by Magnus Pflaum 5G 



The Size of a Spider's Thread . . 58 



Editorial, — An Anti Dissection and Vivisection AVriter 59 



Questions Answered.— No. 190-191, by Dr. S. G. Shanks 60 



190, Vegetable Sections Which Contain Crystals 60 



191. Where to Find Amoebasand Stentors 60 



Practical Suggestions. — by L. A. Willson 61 



Metallic Crystals 61 



Quick Methods of Staining Tubercle Bacilli 62 



Arranged Scales of Synapta 62 



Science Gossip. — The Midland Naturalist 63 



The American Medical Association 63 



Recent Publications, — An Introduction to Structural Botany 63 



THE MICROSCOPICAL JOURNAL. 



Contents for April, 1894. 



On the Means of Distinguishing Human Blood. Tolman 97 



Formalin in Bacteriology, With More Especial Reference to its Action on 



the Bacillus of Diphtheria. Alleger... 104 



Radiolaria Classification Continued. Carter, (Illustrated) 112 



Letters to the Editor. — Blood Corpuscles. Ewell 121 



Bird Parasites. Shufeldt 121 



The Journal. Lighton ' 121 



Editorial. — Prof Gage's New Book on the Microscope 122 



The Earth Worms 123 



Microscopical Apparatus. — Section Cut Versus Natural Prepara- 

 tions 123 



Microscopical Manipulation. — Microphotographs by Lamp- Light 124 



Reflected Light 125 



Medical Microscopy. — Too Busy to Use a Microscope. 125 



Lung Fibers in Sputum 126 



Biological Notes.— Irritability of Phycomyces Nitens. Bay 126 



Microscopical Notes. — T. D. A. Cockerell 127 



G. W. Rafter's New Book 127 



Microscopical Societies. — Washington, D. C 127 



New Publications. — Investigations on Microscopic Foams and on 



Protoplasm. Butschi „ 128 



