Daily Calendar for Thursday, July 31, 2025
Born
- John Ericsson (engineer) –
- Theobald Smith (bacteriologist) –
- Jean Dubuffet (artist) –
- Primo Levi (author) –
- Whitney Moore Young Jr. (civil rights activist) –
- Susan Flannery (actress) –
- Geraldine Chaplin (actress) –
- Wesley Snipes (actor) –
- J. K. Rowling (author) –
- Dean Cain (actor) –
- Tim Couch (football player) –
Died
- Andrew Johnson (17th U.S. president) –
- Robert A. Taft (politician) –
Events
- George Washington signed the first United States Patent Grant to Samuel Hopkins of Pittsford, Vermont, for a new method of making Potash–
- David Rittenhouse, Director of the Mint, laid the cornerstone of the building being built in Philadelphia for the U.S. Mint–
- Alys McKey Bryant first woman to fly a plane in Canada–
- The first automobile, a Ford Model T, was permitted into Yellowstone National Park–
- The Shadow radio program first aired–
- 5-pound 3-ounce white crappie caught, Enid Dam, Mississippi–
- IBM released the Selectric typewriter–
- U.S. probe Ranger 7 relayed first moon close-ups–
- Astronauts David Scott and James Irwin became the first people to drive a vehicle on the Moon–
- French became the official language of Quebec–
- Former Teamsters Union president, James R. Hoffa, was reported missing–
- NASA released the famous Face on Mars photo, taken by Viking 1–
- The ashes of astrogeologist Eugene Shoemaker were deposited on the Moon–
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- Hail fell 12 inches deep in Scituate, Massachusetts, remaining on the ground for 30 hours–
- The Edmonton Tornado struck Alberta’s capital city, killing 27 people and causing more than $250 million in damage.–
- Roswell, New Mexico, set a record for monthly rainfall with 6.68 inches–
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