The temperature on May 28, 1910 was between 6.4 °C and 18.4 °C and averaged 13.1 °C. There was 2.6 mm of rain. There was 4.4 hours of sunshine (27%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
April 12 » SMSZrínyi, one of the last pre-dreadnought battleships built by the Austro-Hungarian Navy, is launched.
April 28 » Frenchman Louis Paulhan wins the 1910 London to Manchester air race, the first long-distance aeroplane race in England.
May 31 » The South Africa Act comes into force, establishing the Union of South Africa.
November 7 » The first air freight shipment (from Dayton, Ohio, to Columbus, Ohio) is undertaken by the Wright brothers and department store owner Max Moorehouse.
November 10 » The date of Thomas A. Davis' opening of the San Diego Army and Navy Academy, although the official founding date is November 23, 1910.
December 21 » An underground explosion at the Hulton Bank Colliery No. 3 Pit in Over Hulton, Westhoughton, England, kills 344 miners.
Day of marriage May 9, 1941
The temperature on May 9, 1941 was between -0.8 °C and 11.3 °C and averaged 6.5 °C. There was 7.1 hours of sunshine (46%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
In The Netherlands , there was from September 3, 1940 to July 27, 1941 the cabinet Gerbrandy I, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
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.
May 6 » At California's March Field, Bob Hope performs his first USO show.
July 11 » The Northern Rhodesian Labour Party holds its first congress in Nkana.
September 1 » The Nazis execute 2,500 Jews by shooting in Ostroh, Ukraine.
September 8 » World War II: German forces begin the Siege of Leningrad.
November 12 » World War II: The Soviet cruiserChervona Ukraina is destroyed during the Battle of Sevastopol.
December 21 » World War II: A formal treaty of alliance between Thailand and Japan is signed in the presence of the Emerald Buddha in Wat Phra Kaew, Thailand.
Day of death April 18, 1942
The temperature on April 18, 1942 was between 8.0 °C and 17.6 °C and averaged 12.7 °C. There was 9.1 hours of sunshine (65%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the east-southeast. 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.
June 11 » World War II: The United States agrees to send Lend-Lease aid to the Soviet Union.
June 22 » World War II: Erwin Rommel is promoted to Field Marshal after the Axis capture of Tobruk.
August 11 » Actress Hedy Lamarr and composer George Antheil receive a patent for a Frequency-hopping spread spectrum communication system that later became the basis for modern technologies in wireless telephones and Wi-Fi.
August 25 » World War II: Second day of the Battle of the Eastern Solomons; a Japanese naval transport convoy headed towards Guadalcanal is turned back by an Allied air attack.
November 1 » World War II: Matanikau Offensive begins during the Guadalcanal Campaign and ends three days later with an American victory.
December 10 » World War II: Government of Poland in exile send Raczyński's Note (the first official report on the Holocaust) to 26 governments who signed the Declaration by United Nations.
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/I539294.php : accessed February 6, 2026), "Jacob Koeling (1910-1942)".
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