The temperature on May 17, 1889 was about 16.8 °C. The air pressure was 4 kgf/m2 and came mainly from the south-southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 74%. Source: KNMI
January 8 » Herman Hollerith is issued US patent #395,791 for the 'Art of Applying Statistics' — his punched card calculator.
March 31 » The Eiffel Tower is officially opened.
May 2 » Menelik II, Emperor of Ethiopia, signs the Treaty of Wuchale, giving Italy control over Eritrea.
June 6 » The Great Seattle Fire destroys all of downtown Seattle.
September 28 » The General Conference on Weights and Measures (CGPM) defines the length of a meter.
October 24 » Henry Parkes delivers the Tenterfield Oration, effectively starting the federation process in Australia.
Day of marriage June 11, 1914
The temperature on June 11, 1914 was between 9.3 °C and 21.7 °C and averaged 14.5 °C. There was 7.1 mm of rain. There was 1.6 hours of sunshine (10%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. 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.
February 13 » Copyright: In New York City the American Society of Composers, Authors and Publishers is established to protect the copyrighted musical compositions of its members.
August 30 » World War I: Germans defeat the Russians in the Battle of Tannenberg.
September 1 » The last known passenger pigeon, a female named Martha, dies in captivity in the Cincinnati Zoo.
September 3 » French composer Albéric Magnard is killed defending his estate against invading German soldiers.
October 5 » World War I: An aircraft successfully destroys another aircraft with gunfire.
November 7 » The German colony of Kiaochow Bay and its centre at Tsingtao are captured by Japanese forces.
Day of death January 15, 1970
The temperature on January 15, 1970 was between 2.3 °C and 5.7 °C and averaged 3.7 °C. There was 4.0 mm of rain during 5.0 hours. The almost completely overcast was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south east. Source: KNMI
January 5 » The 7.1 Mw Tonghai earthquake shakes Tonghai County, Yunnan province, China, with a maximum Mercalli intensity of X (Extreme). Between 10,000 and 15,000 people are known to have been killed and about another 26,000 are injured.
August 29 » Chicano Moratorium against the Vietnam War, East Los Angeles, California. Police riot kills three people, including journalist Rubén Salazar.
September 2 » NASA announces the cancellation of two Apollo missions to the Moon, Apollo 15 (the designation is re-used by a later mission), and Apollo 19.
September 6 » Two passenger jets bound from Europe to New York are simultaneously hijacked by Palestinian terrorist members of the PFLP and taken to Dawson's Field, Jordan.
September 19 » Michael Eavis hosts the first Glastonbury Festival.
November 12 » The Oregon Highway Division attempts to destroy a rotting beached Sperm whale with explosives, leading to the now infamous "exploding whale" incident.
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The Family tree Van Willigen publication was prepared by Rob van Willigen (contact is not possible).
When copying data from this family tree, please include a reference to the origin: Rob van Willigen, "Family tree Van Willigen", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-van-willigen/I5805.php : accessed February 5, 2026), "Gerrit Cornelis van Iperen (1889-1970)".
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