October 1, 1880 (143 years ago)
•First electric lamp factory opened by Thomas Edison.

October 1, 1940 (83 years ago)
•The Pennsylvania Turnpike, often considered the first superhighway in the United States, opens to traffic.

October 1, 1962 (61 years ago)
•First broadcast of The Tonight Show Starring Johnny Carson

October 1, 1971 (52 years ago)
•Walt Disney World opens near Orlando, Florida, United States.