The Archives of the History of American Psychology - Akron maintains a very archive of documents, and laboratory instruments, relevant to the history of American Psychology. Holdings are listed, and some can be viewed online. Located in Akron, Ohio.
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.
Freud: Conflict & Culture - Features programs, overview, and exhibition sections. Located in Washington, DC.
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.