January 4 » Topsy, an elephant, is electrocuted by the owners of Luna Park, Coney Island. The Edison film company records the film Electrocuting an Elephant of Topsy's death.
June 16 » The Ford Motor Company is incorporated.
July 1 » Start of first Tour de France bicycle race.
July 4 » The Philippine–American War is officially concluded.
December 14 » The Wright brothers make their first attempt to fly with the Wright Flyer at Kitty Hawk, North Carolina.
December 17 » The Wright brothers make the first controlled powered, heavier-than-air flight in the Wright Flyer at Kitty Hawk, North Carolina.
Day of death August 10, 1943
The temperature on August 10, 1943 was between 10.9 °C and 20.1 °C and averaged 16.2 °C. There was 0.4 mm of rain during 0.7 hours. There was 1.2 hours of sunshine (8%). The average windspeed was 2 Bft (weak wind) 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.
February 20 » The Saturday Evening Post publishes the first of Norman Rockwell's Four Freedoms in support of United States President Franklin Roosevelt's 1941 State of the Union address theme of Four Freedoms.
February 22 » World War II: Members of the White Rose resistance, Sophie Scholl, Hans Scholl, and Christoph Probst are executed in Nazi Germany.
August 23 » World War II: Kharkiv is liberated by the Soviet Union after the Battle of Kursk.
August 27 » World War II: Japanese forces evacuate New Georgia Island in the Pacific Theater of Operations during World War II.
October 17 » The Burma Railway (Burma–Thailand Railway) is completed.
November 28 » World War II: Tehran Conference: U.S. President Franklin D. Roosevelt, British Prime Minister Winston Churchill and Soviet Premier Joseph Stalin meet in Tehran, Iran, to discuss war strategy.
When copying data from this family tree, please include a reference to the origin: Greetje Medema, "Family tree Koch", database, Genealogy Online (https://www.genealogieonline.nl/koch-stamboom/I435.php : accessed February 26, 2026), "Johanna Wilhelmina Plantinga (1903-1943)".
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