The temperature on September 6, 1888 was about 14.7 °C. The air pressure was 8 kgf/m2 and came mainly from the south-southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 89%. Source: KNMI
In The Netherlands , there was from April 23, 1884 to April 21, 1888 the cabinet Heemskerk, with Mr. J. Heemskerk Azn. (conservatief) as prime minister.
In The Netherlands , there was from April 21, 1888 to August 21, 1891 the cabinet Mackay, with Mr. A. baron Mackay (AR) as prime minister.
January 13 » The National Geographic Society is founded in Washington, D.C.
March 23 » In England, The Football League, the world's oldest professional association football league, meets for the first time.
June 15 » Crown Prince Wilhelm becomes Kaiser Wilhelm II; he will be the last Emperor of the German Empire. Due to the death of his predecessors Wilhelm I and Frederick III, 1888 is the Year of the Three Emperors.
September 8 » In England, the first six Football League matches are played.
October 21 » Foundation of the Swiss Social Democratic Party.
October 30 » The Rudd Concession is granted by Matabeleland to agents of Cecil Rhodes.
Day of death January 4, 1961
The temperature on January 4, 1961 was between 2.1 °C and 5.6 °C and averaged 3.8 °C. There was 6.8 mm of rain during 7.6 hours. There was 1.6 hours of sunshine (20%). The heavily clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
January 3 » Cold War: The United States severs diplomatic relations with Cuba over the latter's nationalization of American assets.
February 16 » Explorer program: Explorer 9 (S-56a) is launched.
May 14 » Civil rights movement: A white mob twice attacks a Freedom Riders bus near Anniston, Alabama, before fire-bombing the bus and attacking the civil rights protesters who flee the burning vehicle.
September 18 » CONCACAF is established as the governing body for association football in North America, Central America and the Caribbean.
October 20 » The Soviet Union performs the first armed test of a submarine-launched ballistic missile, launching an R-13 from a Golf-class submarine.
December 17 » Niterói circus fire: Fire breaks out during a performance by the Gran Circus Norte-Americano in the city of Niterói, Rio de Janeiro, Brazil, killing more than 500.
When copying data from this family tree, please include a reference to the origin: Alle Elbers, "Sluzigers (e.a.)", database, Genealogy Online (https://www.genealogieonline.nl/sluzigers/I136772.php : accessed February 10, 2026), "Helena Potman (1888-1961)".
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