There is described an automatic micro slide projector with which blood smears can be examined at a magnification of 430 x at a rate more than 3 times greater than that possible with a microscope. A procedure is described by means of which 320 blood smears can be stained in 6 minutes. There is described, also, a convenient method for cleaning and handling large numbers of slides.

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© 1952 by American Society of Hematology, Inc.
1952
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