April 14 » James Cash Penney opens his first store in Kemmerer, Wyoming.
April 20 » Pierre and Marie Curie refine radium chloride.
May 8 » In Martinique, Mount Pelée erupts, destroying the town of Saint-Pierre and killing over 30,000 people. Only a handful of residents survive the blast.
June 24 » King Edward VII of the United Kingdom develops appendicitis, delaying his coronation.
August 22 » Cadillac Motor Company is founded.
December 28 » The Syracuse Athletic Club defeated the New York Philadelphians, 5–0, in the first indoor professional football game, which was held at Madison Square Garden.
Day of death July 21, 1957
The temperature on July 21, 1957 was between 9.5 °C and 19.9 °C and averaged 15.2 °C. There was 5.9 hours of sunshine (37%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west-northwest. Source: KNMI
March 4 » The S&P 500 stock market index is introduced, replacing the S&P 90.
March 8 » Egypt re-opens the Suez Canal after the Suez Crisis.
March 25 » United States Customs seizes copies of Allen Ginsberg's poem "Howl" on obscenity grounds.
June 27 » Hurricane Audrey makes landfall near the Texas–Louisiana border, killing over 400 people, mainly in and around Cameron, Louisiana.
November 14 » The "Apalachin Meeting" in rural Tioga County in upstate New York is raided by law enforcement; many high level Mafia figures are arrested while trying to flee.
December 6 » Project Vanguard: A launchpad explosion of Vanguard TV3 thwarts the first United States attempt to launch a satellite into Earth orbit.
When copying data from this family tree, please include a reference to the origin: Hendrik Dreyer, "Dreyer Tree", database, Genealogy Online (https://www.genealogieonline.nl/dreyer-tree/I6890.php : accessed February 16, 2026), "Debora Susanna Krynauw (1865-1957)".
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