The temperature on November 1, 1887 was about 2.1 °C. There was 0.4 mm of rain. The air pressure was 4 kgf/m2 and came mainly from the southwest. The airpressure was 75 cm mercury. The atmospheric humidity was 96%. 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.
April 28 » A week after being arrested by the Prussian Secret Police, French police inspector Guillaume Schnaebelé is released on order of William I, German Emperor, defusing a possible war.
June 8 » Herman Hollerith applies for US patent #395,781 for the 'Art of Compiling Statistics', which was his punched card calculator.
July 6 » David Kalākaua, monarch of the Kingdom of Hawaii, is forced to sign the Bayonet Constitution, which transfers much of the king's authority to the Legislature of the Kingdom of Hawaii.
July 26 » Publication of the Unua Libro, founding the Esperanto movement.
Day of death March 25, 1962
The temperature on March 25, 1962 was between -3.3 °C and 6.0 °C and averaged 2.1 °C. There was 0.7 hours of sunshine (6%). The partly or heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the southwest. Source: KNMI
January 10 » Apollo program: NASA announces plans to build the C-5 rocket launch vehicle, which became known as the Saturn V Moon rocket, which launched every Apollo Moon mission.
January 11 » An avalanche on Huascarán in Peru causes around 4,000 deaths.
May 24 » Project Mercury: American astronaut Scott Carpenter orbits the Earth three times in the Aurora 7 space capsule.
July 23 » Jackie Robinson becomes the first African American to be inducted into the National Baseball Hall of Fame.
August 5 » Apartheid: Nelson Mandela is jailed. He would not be released until 1990.
September 25 » The People's Democratic Republic of Algeria is formally proclaimed. Ferhat Abbas is elected President of the provisional government.
When copying data from this family tree, please include a reference to the origin: Hans Opperman, "Family tree Opperman", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-opperman/I4072.php : accessed January 6, 2026), "Anna Maria Wolff (1887-1962)".
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