The microscope; an introduction to the microscopic methods and to histology (1911)
Gage, Simon Henry, 1851-1944 · [Ithaca, N.Y.] The Comstock Publishing Company · leaf 112
Fig. 89. The Spacer Lens ()rs Nnv Model No. 10 Mcwoficcshenally for Photo-MicrograpHy. CH. II] LABORATORY MICROSCOJES 93 … Fig. 90. The Spencer Lens Cos Microscope No. 40 with curved Spring insidethe Arm and Pillar so that they may be safely used as a Handle. 94 LAKORA TORY MICKOSl OPES [ CM. II
Microscopy
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