The temperature on April 29, 1930 was between 8.1 °C and 20.0 °C and averaged 14.1 °C. There was 12.8 hours of sunshine (87%). The average windspeed was 5 Bft (very strong wind) and was prevailing from the northeast. Source: KNMI
In The Netherlands , there was from August 10, 1929 to May 26, 1933 the cabinet Ruys de Beerenbrouck III, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
February 10 » The Việt Nam Quốc Dân Đảng launches the failed Yên Bái mutiny in hope to overthrow French protectorate over Vietnam.
April 2 » After the mysterious death of Empress Zewditu, Haile Selassie is proclaimed emperor of Ethiopia.
April 18 » The British Broadcasting Corporation announced that "there is no news" in their evening report.
August 16 » The first color sound cartoon, Fiddlesticks, is released by Ub Iwerks.
November 3 » Getúlio Vargas becomes Head of the Provisional Government in Brazil after a bloodless coup on October 24.
December 7 » W1XAV in Boston, Massachusetts telecasts video from the CBS radio orchestra program, The Fox Trappers. The telecast also includes the first television commercial in the United States, an advertisement for I.J. Fox Furriers, who sponsored the radio show.
Day of marriage May 20, 1954
The temperature on May 20, 1954 was between 6.7 °C and 12.6 °C and averaged 9.4 °C. There was 1.1 mm of rain during 0.7 hours. There was 3.0 hours of sunshine (19%). The heavily clouded was. The average windspeed was 5 Bft (very strong wind) and was prevailing from the northwest. Source: KNMI
February 15 » Canada and the United States agree to construct the Distant Early Warning Line, a system of radar stations in the far northern Arctic regions of Canada and Alaska.
February 18 » The first Church of Scientology is established in Los Angeles.
April 1 » United States President Dwight D. Eisenhower authorizes the creation of the United States Air Force Academy in Colorado.
April 7 » United States President Dwight D. Eisenhower gives his "domino theory" speech during a news conference.
May 13 » The original Broadway production of The Pajama Game opens and runs for another 1,063 performances. Later received three Tony Awards for Best Musical, Best Performance by a Featured Actress in a Musical, and Best Choreography.
December 2 » The Sino-American Mutual Defense Treaty, between the United States and Taiwan, is signed in Washington, D.C.
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/I87019.php : accessed February 4, 2026), "Hendrik "Henk, "opa Brug"" Drenthen (1930-2019)".
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