The temperature on April 24, 1911 was between 7.3 °C and 14.1 °C and averaged 10.4 °C. There was 10.1 hours of sunshine (70%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
May 30 » At the Indianapolis Motor Speedway, the first Indianapolis 500 ends with Ray Harroun in his Marmon Wasp becoming the first winner of the 500-mile auto race.
June 28 » The Nakhla meteorite, the first one to suggest signs of aqueous processes on Mars, falls to Earth, landing in Egypt.
October 9 » An accidental bomb explosion triggers the Wuchang Uprising against the Chinese monarchy.
October 24 » Orville Wright remains in the air nine minutes and 45 seconds in a glider at Kill Devil Hills, North Carolina.
December 9 » A mine explosion near Briceville, Tennessee, kills 84 miners despite rescue efforts led by the United States Bureau of Mines.
December 14 » Roald Amundsen's team, comprising himself, Olav Bjaaland, Helmer Hanssen, Sverre Hassel, and Oscar Wisting, becomes the first to reach the South Pole.
Day of marriage October 19, 1938
The temperature on October 19, 1938 was between 5.4 °C and 12.9 °C and averaged 10.4 °C. There was 5.9 mm of rain during 2.2 hours. There was 0.2 hours of sunshine (2%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
June 7 » The Douglas DC-4E makes its first test flight.
July 28 » Hawaii Clipper disappears between Guam and Manila as the first loss of an airliner in trans-Pacific China Clipper service.
July 31 » Archaeologists discover engraved gold and silver plates from King Darius the Great in Persepolis.
September 23 » The Czechoslovak army is mobilized in response to the Munich Agreement.
September 30 » Britain, France, Germany and Italy sign the Munich Agreement, whereby Germany annexes the Sudetenland region of Czechoslovakia.
November 16 » LSD is first synthesized by Albert Hofmann from ergotamine at the Sandoz Laboratories in Basel.
Day of death November 16, 1944
The temperature on November 16, 1944 was between 0.3 °C and 7.1 °C and averaged 3.4 °C. There was 0.5 mm of rain during 0.5 hours. There was 3.1 hours of sunshine (35%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
In The Netherlands , there was from July 27, 1941 to February 23, 1945 the cabinet Gerbrandy II, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
When copying data from this family tree, please include a reference to the origin: R.A.Hemerik, "Descendants Hemerik-Broekhuizen-Huner-Koper-Barink", database, Genealogy Online (https://www.genealogieonline.nl/parenteel-hemerik/I105464.php : accessed February 19, 2026), "Hendrik Pieter Kooreman (1911-1944)".
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