The temperature on March 8, 1887 was about 6.3 °C. The air pressure was 6 kgf/m2 and came mainly from the east-southeast. The airpressure was 77 cm mercury. The atmospheric humidity was 68%. 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.
February 23 » The French Riviera is hit by a large earthquake, killing around 2,000.
April 4 » Argonia, Kansas elects Susanna M. Salter as the first female mayor in the United States.
June 8 » Herman Hollerith applies for US patent #395,781 for the 'Art of Compiling Statistics', which was his punched card calculator.
July 4 » The founder of Pakistan, Quaid-i-Azam Muhammad Ali Jinnah, joins Sindh-Madrasa-tul-Islam, Karachi.
July 26 » Publication of the Unua Libro, founding the Esperanto movement.
November 13 » Bloody Sunday clashes in central London.
Day of death February 15, 1969
The temperature on February 15, 1969 was between -11.3 °C and -3.6 °C and averaged -7.4 °C. There was 0.2 mm of rain. There was 7.7 hours of sunshine (78%). The partly clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
January 16 » Soviet spacecraft Soyuz 4 and Soyuz 5 perform the first-ever docking of manned spacecraft in orbit, the first-ever transfer of crew from one space vehicle to another, and the only time such a transfer was accomplished with a space walk.
January 19 » Student Jan Palach dies after setting himself on fire three days earlier in Prague's Wenceslas Square to protest about the invasion of Czechoslovakia by the Soviet Union in 1968. His funeral turns into another major protest.
March 25 » During their honeymoon, John Lennon and Yoko Ono hold their first Bed-In for Peace at the Amsterdam Hilton Hotel (until March 31).
April 17 » Communist Party of Czechoslovakia chairman Alexander Dubček is deposed.
May 20 » The Battle of Hamburger Hill in Vietnam ends.
October 21 » The 1969 Somali coup d'état establishes a Marxist–Leninist administration.
When copying data from this family tree, please include a reference to the origin: J Eijsermans, "Eijsermans family tree", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-eijsermans/I240170.php : accessed January 7, 2026), "Adrianus Koijen (1887-1969)".
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