In 1927, Emmett Brown accidentally tried to pay bail to get Marty McFly out of a Chicago prison using currency from 1985. The desk sergeant arrested Doc for using fake currency, as he stated the coins looked like nothing he has ever seen, and the face on one of them looked like Governor Roosevelt from New York.
The New York World's Fair was held in New York between April 30, 1939 and October 31, 1940. It was the second most expansive World's Fair in history, after the Louisiana Purchase Exposition that was held in 1904 in St. Louis, Missouri. Over 44 million people visited its exhibits during the two seasons it was open.
In 1991, Doc Brown and his dog, Einstein, traveled to New York on March 16, 1953, to witness New York attorney general Nathaniel Goldstein present a model of the Albert Einstein College of Medicine. He introduced his dog Einstein to Albert Einstein himself.
- Back to the Future (Harvey Comics)
- Issue #1: "The Gang's All Here" (Mentioned only)
- Doc Brown's Chicken (In a photograph in the line queue)