Publisher's Synopsis
Excerpt from Outline Autobiography of Henry Leffmann, A. M., M.D., Ph.D., D. D. S., Of Philadelphia: With a Reference Index of Contributions to Science and Literature
Demonstrator of Chemistry, Pennsylvania College of Dental Sur gery, 1882 - 4.
Demonstrator of Chemistry, Jefferson Medical College, 1884 - 5.
Professor of Chemistry, Philadelphia Polyclinic and College for Graduates in Medicine, 1883 - 98.
Emeritus Professor of Chemistry, Philadelphia Polyclinic and Col lege for Graduates in Medicine, 1899 to present time.
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