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
January 22 » Columbia Phonograph is formed in Washington, D.C.
February 11 » Meiji Constitution of Japan is adopted.
February 22 » President Grover Cleveland signs a bill admitting North Dakota, South Dakota, Montana and Washington as U.S. states.
March 23 » The Ahmadiyya Muslim Community is established by Mirza Ghulam Ahmad in Qadian, British India.
March 31 » The Eiffel Tower is officially opened.
May 31 » Johnstown Flood: Over 2,200 people die after a dam fails and sends a 60-foot (18-meter) wall of water over the town of Johnstown, Pennsylvania.
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 6 » At Cape Canaveral, Florida, the first successful test firing of a Titan intercontinental ballistic missile is accomplished.
February 22 » Lee Petty wins the first Daytona 500.
March 28 » The State Council of the People's Republic of China dissolves the government of Tibet.
June 14 » Disneyland Monorail System, the first daily operating monorail system in the Western Hemisphere, opens to the public in Anaheim, California.
July 24 » At the opening of the American National Exhibition in Moscow, U.S. Vice President Richard Nixon and Soviet Premier Nikita Khrushchev have a "Kitchen Debate".
November 20 » The Declaration of the Rights of the Child is adopted by the United Nations.
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 19, 2026), "Johannes van Helvoirt (1889-1959)".
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