The temperature on February 26, 1961 was between 5.9 °C and 13.6 °C and averaged 10.4 °C. There was 0.2 mm of rain during 0.4 hours. There was 2.1 hours of sunshine (20%). The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
January 31 » Project Mercury: Mercury-Redstone 2: Ham the Chimp travels into outer space.
May 14 » Civil rights movement: A white mob twice attacks a Freedom Riders bus near Anniston, Alabama, before fire-bombing the bus and attacking the civil rights protesters who flee the burning vehicle.
June 1 » The Canadian Bank of Commerce and Imperial Bank of Canada merge to form the Canadian Imperial Bank of Commerce, the largest bank merger in Canadian history.
August 10 » Vietnam War: The U.S. Army begins Operation Ranch Hand, spraying an estimated 20million US gallons (76,000m) of defoliants and herbicides over rural areas of South Vietnam in an attempt to deprive the Viet Cong of food and vegetation cover.
August 21 » Motown releases what would be its first #1 hit (in America), "Please Mr. Postman" by The Marvelettes.
September 18 » CONCACAF is established as the governing body for association football in North America, Central America and the Caribbean.
When copying data from this family tree, please include a reference to the origin: A.W.M. (Dolf) van der Valk, "Family tree Van der Valk", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-van-der-valk/I2281.php : accessed May 18, 2024), "Frederik Leegstra (± 1897-1961)".
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