The temperature on July 9, 1915 was between 11.1 °C and 19.1 °C and averaged 15.1 °C. There was 0.1 mm of rain. There was 7.5 hours of sunshine (45%). The average windspeed was 2 Bft (weak wind) and was prevailing from the northwest. Source: KNMI
In The Netherlands , there was from August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
June 21 » The U.S. Supreme Court hands down its decision in Guinn v. United States 238 US 347 1915, striking down Oklahoma grandfather clause legislation which had the effect of denying the right to vote to blacks.
June 29 » The North Saskatchewan River flood of 1915 is the worst flood in Edmonton history.
July 5 » The Liberty Bell leaves Philadelphia by special train on its way to the Panama–Pacific International Exposition. This is the last trip outside Philadelphia that the custodians of the bell intend to permit.
August 6 » World War I: Battle of Sari Bair: The Allies mount a diversionary attack timed to coincide with a major Allied landing of reinforcements at Suvla Bay.
October 12 » World War I: British nurse Edith Cavell is executed by a German firing squad for helping Allied soldiers escape from Belgium
November 25 » Albert Einstein presents the field equations of general relativity to the Prussian Academy of Sciences.
Day of death December 8, 1984
The temperature on December 8, 1984 was between -0.5 °C and 6.1 °C and averaged 3.5 °C. There was -0.1 mm of rain. The almost completely overcast was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southwest. Source: KNMI
In The Netherlands , there was from Thursday, November 4, 1982 to Monday, July 14, 1986 the cabinet Lubbers I, with Drs. R.F.M. Lubbers (CDA) as prime minister.
February 3 » Space Shuttle program: STS-41-B is launched using Space Shuttle Challenger.
April 19 » Advance Australia Fair is proclaimed as Australia's national anthem, and green and gold as the national colours.
May 8 » The Thames Barrier is officially opened, preventing the floodplain of most of Greater London from being flooded except under extreme circumstances.
May 27 » The Danube-Black Sea canal is opened, in a ceremony attended by the Ceaușescus. It had been under construction since the 1950s.
August 30 » STS-41-D: The Space Shuttle Discovery takes off on its maiden voyage.
September 5 » Western Australia becomes the last Australian state to abolish capital punishment.
When copying data from this family tree, please include a reference to the origin: Hendrik Dreyer, "Dreyer Tree", database, Genealogy Online (https://www.genealogieonline.nl/dreyer-tree/I5270.php : accessed January 24, 2026), "Johannes Nicolaas de Kock b2c6d5e4f3g1h5 (1915-1984)".
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