American Helicopter Museum

The American Helicopter Museum & Education Center (AHMEC) is located at 1220 American Boulevard, West Chester, Pennsylvania, United States. The transport museum focuses on the history, science and technology of rotary wing aviation. The collection contains over 40 civilian and military autogyros, convertiplanes and helicopters, including some early generation models.^[2] The museum also has an extensive research library, the Renzo Pierpaoli Memorial Library,^[2] which contains documents, artifacts, films, and memoirs that museum members can use.

• http://en.wikipedia.org/wiki/American Helicopter Museum