The Donald F. and Mildred Topp Othmer Library of Chemical History
The Othmer Library of Chemical History encompasses the history of chemistry and related sciences and industries. Strengths include alchemy, industries, general science, physics, physiology, medicine, toxicology, pathology, pharmacology, pharmacy and materia medica, technology, engineering, environmental topics, mining, and chemical manufacturers.
The Othmer Library of Chemical History’s collections of rare books, archives, and modern monographs and journals
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Explore the Othmer Library's collections and other useful resources.
The Othmer Library provides reference and interlibrary-loan services.
Plan and schedule a research visit.
Research assistance, subject guides, and useful resources compiled by the Othmer library staff. Know what we know — find it in our Subject Guides!
View the hidden treasures buried in the Othmer Library’s collections. From the intriguing to the quirky, Othmeralia showcases items unearthed daily by our library’s staff. Learn more »
Brown Bag Lecture Series
Enjoy a bring-your-own brown-bag lunch while listening to CHF scholars share their research.
Need Meeting Space?
CHF’s state-of-the-art conference center is in Philadelphia’s beautiful historic district.
See your environment with fresh eyes through this online exhibit.
Fellowships at CHF
CHF’s scholars, who spend anywhere from one to nine months in residence, form a vital part of CHF’s intellectual life.