Query: Historical American children's animated films set in the 1870's
Domain: films
Relevant documents:
Willy McBean and His Magic Machine
Evidence from documents: Willy McBean and His Magic Machine: Historical: The film tells the story of Willy McBean, a young schoolboy who teams up with an anthropomorphic monkey named Pablo to prevent the villainous professor Rasputin Von Rotten from changing the history of the world, using the newly created and duplicated "magic" time machine.
animated films: '''''Willy McBean and His Magic Machine''''' is a 1965 stop motion animated time travel film produced by Arthur Rankin, Jr. and Jules Bass' Videocraft International (now Rankin/Bass Productions) in the United States and Dentsu Motion Pictures in Japan.
American: *List of American films of 1965