The temperature on September 11, 1869 was about 19.3 °C. There was 0.1 mm of rain. The air pressure was 3 kgf/m2 and came mainly from the west-southwest. The airpressure was 75 cm mercury. The atmospheric humidity was 64%. Source: KNMI
From June 4, 1868 till January 4, 1871 the Netherlands had a cabinet Van Bosse - Fock with the prime ministers Mr. P.P. van Bosse (liberaal) and Mr. C. Fock (liberaal).
March 6 » Dmitri Mendeleev presents the first periodic table to the Russian Chemical Society.
April 6 » Celluloid is patented.
September 24 » Gold prices plummet after President Grant orders the Treasury to sell large quantities of gold after Jay Gould and James Fisk plot to control the market.
October 5 » The Saxby Gale devastates the Bay of Fundy region in Canada.
November 22 » In Dumbarton, Scotland, the clipper Cutty Sark is launched
December 7 » American outlaw Jesse James commits his first confirmed bank robbery in Gallatin, Missouri.
Day of death September 29, 1928
The temperature on September 29, 1928 was between 7.8 °C and 14.0 °C and averaged 10.4 °C. There was 2.1 hours of sunshine (18%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
April 14 » The Bremen, a German Junkers W 33 type aircraft, reaches Greenly Island, Canada - the first successful transatlantic aeroplane flight from east to west.
May 15 » Walt Disney character Mickey Mouse premieres in his first cartoon, "Plane Crazy".
June 8 » Second Northern Expedition: The National Revolutionary Army captures Peking, whose name is changed to Beijing ("Northern Capital").
August 27 » The Kellogg–Briand Pact outlawing war is signed by fifteen nations. Ultimately sixty-one nations will sign it.
November 12 » SSVestris sinks approximately 200 miles (320km) off Hampton Roads, Virginia, killing at least 110 passengers, mostly women and children who die after the vessel is abandoned.
December 6 » The government of Colombia sends military forces to suppress a month-long strike by United Fruit Company workers, resulting in an unknown number of deaths.
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The Family tree Den Boer en Groot publication was prepared by Fred den Boer (contact is not possible).
When copying data from this family tree, please include a reference to the origin: Fred den Boer, "Family tree Den Boer en Groot", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-den-boer-en-groot/I521533.php : accessed June 4, 2024), "Arend van Roon (1869-1928)".
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