Ernst Leitz (Firm) · Wetzlar ; New York : Ernst Leitz · leaf 52
V10 and 1/2o 15.—. 70. The same Apparatus with mixing pipette for redcorpuscles only 11.—. Directions accompany each apparatus. — 71. Counting-Chamber with cell, 2/io mm deep, with eye-piece micrometer No. 68, divided into squares, with two ground-edged cover-glasses, in case 3.25. 72.… … No. 73a.
Microscopy · Optometry · Equipment and supplies
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