The temperature on July 13, 1926 was between 15.6 °C and 26.3 °C and averaged 21.3 °C. There was 12.7 hours of sunshine (78%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east. Source: KNMI
April 6 » Varney Airlines makes its first commercial flight (Varney is the root company of United Airlines).
August 6 » In New York City, the Warner Bros.' Vitaphone system premieres with the movie Don Juan starring John Barrymore.
August 20 » Japan's public broadcasting company, Nippon Hōsō Kyōkai (NHK) is established.
October 14 » The children's book Winnie-the-Pooh, by A. A. Milne, is first published.
October 31 » Last issue of the independent Italian newspaper Il Mondo, thereafter suppressed by the Mussolini regime
November 11 » The United States Numbered Highway System is established.
Day of marriage April 19, 1950
The temperature on April 19, 1950 was between 7.5 °C and 14.3 °C and averaged 10.3 °C. There was 0.5 mm of rain during 1.3 hours. There was 4.7 hours of sunshine (33%). The average windspeed was 3 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).
January 26 » The Constitution of India comes into force, forming a republic. Rajendra Prasad is sworn in as its first President of India. Observed as Republic Day in India.
March 1 » Cold War: Klaus Fuchs is convicted of spying for the Soviet Union by disclosing top secret atomic bomb data.
June 3 » Herzog and Lachenal of the French Annapurna expedition become the first climbers to reach the summit of an 8,000-metre peak.
August 24 » Edith Sampson becomes the first black U.S. delegate to the United Nations.
October 21 » Korean War: Heavy fighting begins between British and Australian forces against the North Koreans during the Battle of Yongju.
November 17 » Lhamo Dondrub is officially named the 14th Dalai Lama.
Day of death August 11, 1988
The temperature on August 11, 1988 was between 14.8 °C and 20.4 °C and averaged 17.5 °C. There was 0.5 mm of rain during 0.5 hours. There was 3.9 hours of sunshine (26%). The heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west-southwest. Source: KNMI
In The Netherlands , there was from Tuesday, November 4, 1986 to Tuesday, November 7, 1989 the cabinet Lubbers II, with Drs. R.F.M. Lubbers (CDA) as prime minister.
February 6 » Michael Jordan makes his signature slam dunk from the free throw line inspiring Air Jordan and the Jumpman logo.
March 13 » The Seikan Tunnel, the longest undersea tunnel in the world, opens between Aomori and Hakodate, Japan.
March 16 » The Troubles: Ulster loyalist militant Michael Stone attacks a Provisional IRA funeral in Belfast with pistols and grenades. Three persons, one of them a member of PIRA are killed, and more than 60 others are wounded.
June 1 » The Intermediate-Range Nuclear Forces Treaty comes into effect.
August 31 » Delta Air Lines Flight 1141 crashes during takeoff from Dallas/Fort Worth International Airport, killing 14.
September 7 » Abdul Ahad Mohmand, the first Afghan in space, returns to Earth after nine days on the Mir space station.
When copying data from this family tree, please include a reference to the origin: Dirk Ham, "Family tree Ham en Dallinga", database, Genealogy Online (https://www.genealogieonline.nl/ham-stamboom/I4620.php : accessed March 14, 2026), "Willem Frederik Groeneveld (1926-1988)".
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