The temperature on October 25, 1889 was about 8.2 °C. There was 0.1 mm of rain. The air pressure was 10 kgf/m2 and came mainly from the northeast. The airpressure was 77 cm mercury. The atmospheric humidity was 95%. Source: KNMI
January 8 » Herman Hollerith is issued US patent #395,791 for the 'Art of Applying Statistics' — his punched card calculator.
January 30 » Archduke Crown Prince Rudolf of Austria, heir to the Austro-Hungarian crown, is found dead with his mistress Baroness Mary Vetsera in the Mayerling.
May 11 » An attack upon a U.S. Army paymaster and escort results in the theft of over $28,000 and the award of two Medals of Honor.
September 28 » The General Conference on Weights and Measures (CGPM) defines the length of a meter.
November 8 » Montana is admitted as the 41st U.S. state.
November 15 » Brazil is declared a republic by Marshal Deodoro da Fonseca as Emperor Pedro II is deposed in a military coup.
Day of death May 21, 1964
The temperature on May 21, 1964 was between 5.3 °C and 17.8 °C and averaged 12.0 °C. There was 0.4 mm of rain during 0.6 hours. There was 3.2 hours of sunshine (20%). The partly or heavily clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the south-southwest. Source: KNMI
January 25 » Blue Ribbon Sports, which would later become Nike, is founded by University of Oregon track and field athletes.
June 12 » Anti-apartheid activist and ANC leader Nelson Mandela is sentenced to life in prison for sabotage in South Africa.
July 20 » Vietnam War: Viet Cong forces attack the capital of Định Tường Province, Cái Bè, killing 11 South Vietnamese military personnel and 40 civilians (30 of whom are children).
August 28 » The Philadelphia race riot begins.
November 3 » Lyndon B. Johnson is elected to a full term as U.S. president, winning 61% of the vote and 44 states, while Washington D.C. residents are able to vote in a presidential election for the first time, casting the majority of their votes for Lyndon Johnson.
December 22 » The first test flight of the SR-71 (Blackbird) takes place at Air Force Plant 42 in Palmdale, California, United States.
Day of burial May 24, 1964
The temperature on May 24, 1964 was between 11.9 °C and 25.7 °C and averaged 19.4 °C. There was 13.1 hours of sunshine (81%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the east-northeast. Source: KNMI
When copying data from this family tree, please include a reference to the origin: Walter Waterschoot, "Family tree Waterschoot en De Lepper", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-waterschoot/I4166.php : accessed February 3, 2026), "Joseph Ludovicus Maria "Joseph" Donders (1889-1964)".
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