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By "Ruthven, Alexandre Grant, 1882-"
Laboratory directions in principles of animal biology, by A. Franklin Shull. With the collaboration of George R. Larue, Alexander G. Ruthven, Peter O. Okkelberg, and others.
By: Shull, A. Franklin - La Rue, George Roger, - Okkelberg, Peter Olaus. - Ruthven, Alexandre Grant,
Publication info: New York,McGraw-Hill book company, inc.; [etc., etc.]1919.
Contributed by: University of California Libraries (archive.org)