A.A. Brill Library
Library and Archives of the New York Psychoanalytic Institute.
Barnard College Psychology Department Museum
The history of psychology collection is dedicated to the preservation of the history and apparatus from the early days of the Barnard College Psychology Department.
The Freud Museum of London
The London home of Sigmund and his daughter Anna Freud. Now a museum containing Freud's library, and his collection of antiquities. The main site is in English, but there are also brief guides in French, German, Italian, Portuguese, and Spanish.
The Lifschitz Psychology Museum
Virtual museum provides a broad overview of psychology and its many facets.
University of Akron Psychology Archives
Akron maintains a very extensive archive of documents, and laboratory instruments, relevant to the history of American Psychology. Holdings are listed, and some can be viewed online.