“THE AMERICAN 
MONTHLY 
MICROSCOPICAL JOURNAL. 
Entered at the post-office as second-class matter. 
VOL. XXIll. FEBRUARY, 1902. NR 
CONTENTS. 
Examination of the Eye. Dodson 25-32 
Tne Economic Sea-weed, Porphyra. 32-35 
Progress of Microscopy in I190T. Scales. cees cecceceeees ccteees 35-37 
NovT£s By M. I. Cross.—Retrospective ; Co-operation ; Practical 38-39 
A New Freezing Apparatus for Microtomes i 40-41 
NOTES BY SHILLINGTON SCALES.—C. Baker’s New Catalogue ; 
Preparing Insect Eggs 41-43 
MICROSCOPICAL SOCIETIES.—Royal M. Society ; ; Manchester M. 
Society ; Sunderland Microscopical Society 43-46 
MIcRoscoPIcAL NoTES.—Microscopical Cements for Fluid Cells ; 
Diatoms in Rhode Island; That Awful Drop of Water; His- 
tology ; Photo-Micrographic 47-48 
SUBSCRIPTIONS FOR 1902 alk 48 
Examination of the Eye. 
C. W. Dopson, M. D. 
- [Notice of a book entitled ‘‘A Guide to the Microscopical Exami 
nation of the Eye by Professor R. Greeff of Berlin, translated by H. 
Walker of Glasgow. Published, 1902, by Blakiston, Son & Co., Phila. 
at $1.25 pp. 171, 12 mo. revised ed.] 
The Microscopic preparation and examination of the 
eye and its fluids both normal and abnormal is made most 
fascinating by the elaborate and exceedingly practical 
directions compiled into a beautiful little hand-book. Of 
course, one must have a freezing microtome, microscope 
costing about $40 but not neccessarily an oil-immersion 
lens. Ordinary slides being too narrow, those 32x62 mm. 
with cover-glasses 25x25 mm. are preferred. The author 
considers Leitz’s stand equally as good as Zeiss’s, while 
