The temperature on September 13, 1915 was between 7.5 °C and 22.7 °C and averaged 15.8 °C. There was 10.7 hours of sunshine (83%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
In The Netherlands , there was from August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
February 12 » In Washington, D.C., the first stone of the Lincoln Memorial is put into place.
May 7 » The Republic of China accedes to 13 of the 21 Demands, extending the Empire of Japan's control over Manchuria and the Chinese economy.
June 21 » The U.S. Supreme Court hands down its decision in Guinn v. United States 238 US 347 1915, striking down Oklahoma grandfather clause legislation which had the effect of denying the right to vote to blacks.
July 7 » The First Battle of the Isonzo comes to an end.
September 5 » The pacifist Zimmerwald Conference begins.
October 12 » World War I: British nurse Edith Cavell is executed by a German firing squad for helping Allied soldiers escape from Belgium
Day of marriage February 13, 1943
The temperature on February 13, 1943 was between 4.2 °C and 7.4 °C and averaged 5.8 °C. There was 0.4 mm of rain during 0.3 hours. There was 4.7 hours of sunshine (48%). The average windspeed was 5 Bft (very strong wind) and was prevailing from the west-northwest. 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.
March 21 » Wehrmacht officer Rudolf von Gersdorff plots to assassinate Adolf Hitler by using a suicide bomb, but the plan falls through; von Gersdorff is able to defuse the bomb in time and avoid suspicion.
April 30 » World War II: The British submarine HMSSeraph surfaces near Huelva to cast adrift a dead man dressed as a courier and carrying false invasion plans.
June 1 » BOAC Flight 777 is shot down over the Bay of Biscay by German Junkers Ju 88s, killing British actor Leslie Howard and leading to speculation that it was actually an attempt to kill British Prime Minister Winston Churchill.
July 10 » World War II: Operation Husky begins in Sicily.
July 11 » World War II: Allied invasion of Sicily: German and Italian troops launch a counter-attack on Allied forces in Sicily.
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.
Day of death September 1, 1954
The temperature on September 1, 1954 was between 10.4 °C and 27.4 °C and averaged 19.1 °C. There was 10.1 hours of sunshine (74%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southeast. Source: KNMI
February 15 » Canada and the United States agree to construct the Distant Early Warning Line, a system of radar stations in the far northern Arctic regions of Canada and Alaska.
September 9 » The 6.7 Mw Chlef earthquake shakes northern Algeria with a maximum Mercalli intensity of XI (Extreme). At least 1,243 people were killed and 5,000 were injured.
September 14 » In a top secret nuclear test, a Soviet Tu-4 bomber drops a 40 kiloton atomic weapon just north of Totskoye village.
September 17 » The novel Lord of the Flies by William Golding is first published.
November 7 » In the US, Armistice Day becomes Veterans Day.
November 30 » In Sylacauga, Alabama, United States, the Hodges meteorite crashes through a roof and hits a woman taking an afternoon nap; this is the only documented case in the Western Hemisphere of a human being hit by a rock from space.
When copying data from this family tree, please include a reference to the origin: Henk Panjer, "Family tree Panjer", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-panjer/I9265.php : accessed March 11, 2026), "Herman Johan Heethuis (1915-1954)".
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