The temperature on August 10, 1910 was between 12.1 °C and 22.7 °C and averaged 17.5 °C. There was 13.1 hours of sunshine (87%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
April 12 » SMSZrínyi, one of the last pre-dreadnought battleships built by the Austro-Hungarian Navy, is launched.
June 19 » The first Father's Day is celebrated in Spokane, Washington.
August 29 » The Japan–Korea Treaty of 1910, also known as the Japan–Korea Annexation Treaty, becomes effective, officially starting the period of Japanese rule in Korea.
September 12 » Premiere performance of Gustav Mahler's Symphony No. 8 in Munich (with a chorus of 852 singers and an orchestra of 171 players. Mahler's rehearsal assistant conductor was Bruno Walter).
September 20 » The ocean liner SSFrance, later known as the "Versailles of the Atlantic", is launched.
November 21 » Sailors on board Brazil's warships including the Minas Gerais, São Paulo, and Bahia, violently rebel in what is now known as the Revolta da Chibata (Revolt of the Lash).
Day of marriage May 1, 1943
The temperature on May 1, 1943 was between 9.2 °C and 15.0 °C and averaged 11.5 °C. There was 3.1 mm of rain during 2.8 hours. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east. 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 2 » World War II: The Battle of Stalingrad comes to an end when Soviet troops accept the surrender of the last organized German troops in the city.
March 14 » The liquidation of the Kraków Ghetto is completed.
July 23 » The Rayleigh bath chair murder occurred in Rayleigh, Essex, England.
July 28 » World War II: Operation Gomorrah: The Royal Air Force bombs Hamburg, Germany causing a firestorm that kills 42,000 German civilians.
September 10 » World War II: In the course of Operation Achse, German troops begin their occupation of Rome.
November 26 » World War II: HMT Rohna is sunk by the Luftwaffe in an air attack in the Mediterranean north of Béjaïa, Algeria.
Day of death November 16, 1967
The temperature on November 16, 1967 was between 1.0 °C and 8.1 °C and averaged 4.9 °C. There was 0.9 mm of rain during 1.2 hours. There was 0.8 hours of sunshine (9%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west-southwest. Source: KNMI
January 15 » The first Super Bowl is played in Los Angeles. The Green Bay Packers defeat the Kansas City Chiefs 35–10.
April 28 » Vietnam War: Boxer Muhammad Ali refuses his induction into the United States Army and is subsequently stripped of his championship and license.
May 20 » The Popular Movement of the Revolution political party is established in the Democratic Republic of the Congo.
November 3 » Vietnam War: The Battle of Dak To begins.
November 9 » Apollo program: NASA launches the unmanned Apollo 4 test spacecraft atop the first Saturn V rocket from Cape Kennedy, Florida.
December 17 » Harold Holt, Prime Minister of Australia, disappears while swimming near Portsea, Victoria, and is presumed drowned.
When copying data from this family tree, please include a reference to the origin: Joop Klavers, "Family tree Klavers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_klavers/I528504.php : accessed February 18, 2026), "Wilhelmus Johannes Grob (1910-1967)".
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