The temperature on June 21, 1970 was between 8.9 °C and 25.9 °C and averaged 18.5 °C. There was 7.0 hours of sunshine (42%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the northwest. Source: KNMI
March 21 » The first Earth Day proclamation is issued by Joseph Alioto, Mayor of San Francisco.
April 13 » An oxygen tank aboard the Apollo 13 Service Module explodes, putting the crew in great danger and causing major damage to the Apollo command and service module (codenamed "Odyssey") while en route to the Moon.
May 9 » Vietnam War: In Washington, D.C., 75,000 to 100,000 war protesters demonstrate in front of the White House.
September 1 » Palestinian guerrillas attack the motorcade of King Hussein of Jordan in a failed assassination attempt.
September 16 » King Hussein of Jordan declares war against the Palestine Liberation Organization, the conflict which became to be known as Black September.
November 21 » Vietnam War: Operation Ivory Coast: A joint United States Air Force and Army team raids the Sơn Tây prisoner-of-war camp in an attempt to free American prisoners of war thought to be held there.
When copying data from this family tree, please include a reference to the origin: A. Petit, "Family tree Petit", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-petit/I7091.php : accessed February 18, 2026), "Gerhardus Luimes (-1970)".
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