The temperature on July 31, 1927 was between 12.5 °C and 22.2 °C and averaged 17.9 °C. There was 3.2 hours of sunshine (21%). The average windspeed was 2 Bft (weak wind) and was prevailing from the west. Source: KNMI
March 11 » In New York City, Samuel Roxy Rothafel opens the Roxy Theatre.
March 15 » The first Women's Boat Race between the University of Oxford and the University of Cambridge takes place on The Isis in Oxford.
July 4 » First flight of the Lockheed Vega.
September 18 » The Columbia Broadcasting System goes on the air.
September 30 » Babe Ruth becomes the first baseball player to hit 60 home runs in a season.
October 4 » Gutzon Borglum begins sculpting Mount Rushmore.
Day of marriage June 7, 1947
The temperature on June 7, 1947 was between 11.3 °C and 16.0 °C and averaged 13.2 °C. There was 1.2 mm of rain during 1.8 hours. There was 2.8 hours of sunshine (17%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
June 25 » The Diary of a Young Girl (better known as The Diary of Anne Frank) is published.
July 6 » The AK-47 goes into production in the Soviet Union.
August 2 » A British South American Airways Avro Lancastrian airliner crashes into a mountain during a flight from Buenos Aires, Argentina to Santiago, Chile. The wreckage would not be found until 1998.
August 7 » Thor Heyerdahl's balsa wood raft, the Kon-Tiki, smashes into the reef at Raroia in the Tuamotu Islands after a 101-day, 7,000 kilometres (4,300mi) journey across the Pacific Ocean in an attempt to prove that pre-historic peoples could have traveled from South America.
October 1 » The North American F-86 Sabre flies for the first time.
November 13 » The Soviet Union completes development of the AK-47, one of the first proper assault rifles.
Day of death April 20, 1950
The temperature on April 20, 1950 was between 6.0 °C and 17.7 °C and averaged 11.6 °C. There was 12.0 hours of sunshine (85%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
From August 7, 1948 till March 15, 1951 the Netherlands had a cabinet Drees - Van Schaik with the prime ministers Dr. W. Drees (PvdA) and Mr. J.R.H. van Schaik (KVP).
March 7 » Cold War: The Soviet Union issues a statement denying that Klaus Fuchs served as a Soviet spy.
April 8 » India and Pakistan sign the Liaquat–Nehru Pact.
August 1 » Guam is organized as a United States commonwealth as the President Harry S. Truman signs the Guam Organic Act.
August 29 » Korean War: British troops arrive in Korea to bolster the US presence there.
November 25 » The Great Appalachian Storm of November 1950 impacts 22 American states, killing 353 people, injuring over 160, and causing US$66.7 million in damages (1950 dollars).
December 17 » The F-86 Sabre's first mission over Korea.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I182788.php : accessed October 19, 2026), "Aaltje Slotegraaf (1927-1950)".
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