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 229
PHO TO-I\riCROGRAPH Y S_CH. VIII … § 281. Arranging the Embryos. —As usually prepared theembryos are white and therefore require a dark background. Thismay be attained either by placing the embryos in a dark dish or onsome paper blackened with water-proof India ink, or by putting themin a glass vessel like a Petri dish with a piece…
Microscopy
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