Oskar Diethelm Library

The Oskar Diethelm Library is now accepting vaccinated visitors on a limited basis. To make an appointment to conduct research, please contact the librarian at nrt4001@med.cornell.edu.

Oskar Diethelm Library Stacks

Finding Aids: Archives and Manuscripts

Investigate the details of dozens of collections, including the papers of Thomas Salmon, Donald Winnicott, Marion Kenworthy, Joseph Wortis, the workings of American Psychoanalytic Association, and the records of the trial of presidential assassin Charles Guiteau.



ODL Books

Book Catalog

Browse more than 30,000 books at the library through the catalog. Volumes in the collection date back to the year 1484 with incunabula on witches and humors.




Wound Man

Digital Collections 

Explore an ever-expanding collection of digitized materials from the library through the Internet Archive.





Online Exhibit

Online Exhibits

View the online Omeka exhibits created by our library staff. Topics include stigma, hydrotherapy, and the advertising cards used to promote patent medicines.





Journal of the History of the Behavioral Sciences

PDF icon Journal Holdings

Journal holdings in the Oskar Diethelm Library include long back runs of more than 360 psychiatric journals and others dealing with the history of medicine, psychiatry, and psychology. Among its most remarkable holdings, the Library possesses complete runs of several critical and uncommon journals.




Asylum Report

PDF icon Hospital and Asylum Annual Reports

The library holds approximately 3,500 hospital and asylum annual reports, many of them unavailable in any other collection.