The temperature on January 15, 1910 was between 1.9 °C and 8.2 °C and averaged 6.3 °C. There was 5.5 hours of sunshine (67%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
March 1 » The deadliest avalanche in United States history buries a Great Northern Railway train in northeastern King County, Washington, killing 96 people.
March 3 » Rockefeller Foundation: John D. Rockefeller Jr. announces his retirement from managing his businesses so that he can devote all his time to philanthropy.
April 12 » SMSZrínyi, one of the last pre-dreadnought battleships built by the Austro-Hungarian Navy, is launched.
May 6 » George V becomes King of Great Britain, Ireland, and many overseas territories, on the death of his father, Edward VII.
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).
October 1 » A large bomb destroys the Los Angeles Times building, killing 21.
Day of marriage May 20, 1937
The temperature on May 20, 1937 was between 12.2 °C and 22.5 °C and averaged 17.1 °C. There was 9.6 hours of sunshine (60%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east. Source: KNMI
January 15 » Spanish Civil War: Nationalists and Republican both withdraw after suffering heavy losses, ending the Second Battle of the Corunna Road.
May 21 » A Soviet station, North Pole-1, becomes the first scientific research settlement to operate on the drift ice of the Arctic Ocean.
June 14 » Pennsylvania becomes the first (and only) state of the United States to celebrate Flag Day officially as a state holiday.
July 7 » The Peel Commission Report recommends the partition of Palestine, which was the first formal recommendation for partition in the history of Palestine.
September 10 » Nine nations attend the Nyon Conference to address international piracy in the Mediterranean Sea.
December 21 » Snow White and the Seven Dwarfs, the world's first full-length animated feature, premieres at the Carthay Circle Theatre.
When copying data from this family tree, please include a reference to the origin: W.J. Oving, "Family tree Oving", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-oving/I33434.php : accessed March 16, 2026), "Grada Wilhelmina SLOETJES (1910-)".
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