The temperature on November 1, 1889 was about 7.9 °C. There was 2 mm of rain. The air pressure was 16 kgf/m2 and came mainly from the south. The airpressure was 76 cm mercury. The atmospheric humidity was 97%. Source: KNMI
February 11 » Meiji Constitution of Japan is adopted.
April 1 » The University of Northern Colorado was established, as the Colorado State Normal School.
June 3 » The first long-distance electric power transmission line in the United States is completed, running 14 miles (23km) between a generator at Willamette Falls and downtown Portland, Oregon.
October 24 » Henry Parkes delivers the Tenterfield Oration, effectively starting the federation process in Australia.
November 2 » North Dakota and South Dakota are admitted as the 39th and 40th U.S. states.
November 11 » The State of Washington is admitted as the 42nd state of the United States.
Day of death December 20, 1959
The temperature on December 20, 1959 was between 7.0 °C and 11.4 °C and averaged 9.5 °C. There was 3.4 mm of rain during 2.6 hours. The heavily clouded was. The average windspeed was 6 Bft (strong wind) and was prevailing from the south-southwest. Source: KNMI
February 2 » Nine experienced ski hikers in the northern Ural Mountains in the Soviet Union die under mysterious circumstances.
June 8 » USSBarbero and the United States Postal Service attempt the delivery of mail via Missile Mail.
August 14 » Founding and first official meeting of the American Football League.
September 12 » The Soviet Union launches a large rocket, Lunik II, at the moon.
October 2 » Rod Serling's anthology series The Twilight Zone premieres on CBS. The first episode is “Where Is Everybody?”
December 1 » Cold War: Opening date for signature of the Antarctic Treaty, which sets aside Antarctica as a scientific preserve and bans military activity on the continent.
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/I92382.php : accessed October 25, 2026), "Johannes van Helvoirt (1889-1959)".
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