The temperature on April 12, 1906 was between 4.3 °C and 20.7 °C and averaged 12.8 °C. There was 9.5 hours of sunshine (70%). The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southwest. Source: KNMI
In The Netherlands , there was from August 17, 1905 to February 11, 1908 the cabinet De Meester, with Mr. Th. de Meester (unie-liberaal) as prime minister.
March 5 » Moro Rebellion: United States Army troops bring overwhelming force against the native Moros in the First Battle of Bud Dajo, leaving only six survivors.
March 15 » Rolls-Royce Limited is incorporated.
June 25 » Pittsburgh, Pennsylvania millionaire Harry Thaw shoots and kills prominent architect Stanford White.
July 11 » Murder of Grace Brown by Chester Gillette in the United States, inspiration for Theodore Dreiser's An American Tragedy.
September 20 » The Cunard Line's RMSMauretania is launched at Newcastle upon Tyne, England.
December 24 » Radio: Reginald Fessenden transmits the first radio broadcast; consisting of a poetry reading, a violin solo, and a speech.
Day of marriage March 15, 1930
The temperature on March 15, 1930 was between -0.6 °C and 9.0 °C and averaged 3.9 °C. There was 1.6 hours of sunshine (14%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east. 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.
March 13 » The news of the discovery of Pluto is announced by Lowell Observatory.
June 17 » U.S. President Herbert Hoover signs the Smoot–Hawley Tariff Act into law.
September 6 » Democratically elected Argentine president Hipólito Yrigoyen is deposed in a military coup.
September 17 » The Kurdish Ararat rebellion is suppressed by the Turks.
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.
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/I517536.php : accessed January 11, 2026), "Roelof Hospers (1906-)".
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