The Museum of American Heritage (MOAH) is a museum in Palo Alto, California. It is dedicated to the preservation and display of electrical and mechanical technology and inventions from the 1750s through the 1950s. The museum has a large collection of artifacts that are generally not accessible to the public. Selections from the collection are displayed in a historic house at 351 Homer Ave, Palo Alto, California. MOAH is a 501 (c) (3) non profit organization and a member of the American Alliance of Museums.