"Contributions, Volume 20" presents a compilation of zoological research conducted at the University of Pennsylvania's Zoological Laboratory. This collection offers insights into various aspects of zoology, reflecting the scientific inquiries and methodologies prevalent at the time of publication. Showcasing detailed studies and observations, this volume serves as a valuable resource for understanding the historical development of zoological science and the contributions made by researchers at a leading academic institution. It will be of interest to historians of science, zoologists, and anyone interested in the legacy of scientific research.
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History