Modern microscopy; a handbook for beginners and students (1912)
Cross, M. I, Cole, Martin J · Chicago, Chicago Medical Book Co. · leaf 42
truments, and this consists of a THE MICROSCOPE-STAND 21 rack and pinion actuating the body in a very true-fitting dove-tailed bearing, as per Fig. 6 shown on p. 21. In the illustrationit will be seen that the rack is cut diagonally, and the pinioncorresponds. In order that it may work at its best,…
Microscopy
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