State Microscopical Society of Illinois · Chicago, Ill. : State Microscopical Society of Illinois · leaf 154
Fig. 4 (after Bennett).a. Molecular structure of the scum on its first appearance in an annual infusion.^ b. The same six hours afterwards; the molecules separated, and the long ones (so-calledvibrios) in active movement. c. The same on the second day. d. Filaments (so-called spirilla) formed by…
Microscopy
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