The temperature on May 3, 1889 was about 11.9 °C. The air pressure was 6 kgf/m2 and came mainly from the northeast. The airpressure was 76 cm mercury. The atmospheric humidity was 69%. Source: KNMI
January 8 » Herman Hollerith is issued US patent #395,791 for the 'Art of Applying Statistics' — his punched card calculator.
February 9 » US president Grover Cleveland signs a bill elevating the United States Department of Agriculture to a Cabinet-level agency.
March 31 » The Eiffel Tower is officially opened.
August 4 » The Great Fire of Spokane, Washington destroys some 32 blocks of the city, prompting a mass rebuilding project.
September 28 » The General Conference on Weights and Measures (CGPM) defines the length of a meter.
November 23 » The first jukebox goes into operation at the Palais Royale Saloon in San Francisco.
Day of death February 14, 1970
The temperature on February 14, 1970 was between -6.1 °C and 2.6 °C and averaged -2.4 °C. There was 2.0 hours of sunshine (20%). The partly or heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the northeast. Source: KNMI
January 1 » The defined beginning of Unix time, at 00:00:00.
January 15 » Muammar Gaddafi is proclaimed premier of Libya.
March 4 » French submarine Eurydice explodes underwater, resulting in the loss of the entire 57-man crew.
March 5 » The Treaty on the Non-Proliferation of Nuclear Weapons goes into effect after ratification by 43 nations.
October 16 » Canadian Prime Minister Pierre Trudeau invokes the War Measures Act during the October Crisis.
December 23 » The North Tower of the World Trade Center in Manhattan, New York, New York is topped out at 1,368 feet (417m), making it the tallest building in the world.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I11227.php : accessed February 11, 2026), "Rigorius de Jong (1889-1970)".
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