The temperature on April 20, 1888 was about 13.1 °C. There was 0.1 mm of rain. The air pressure was 9 kgf/m2 and came mainly from the south-southwest. The airpressure was 75 cm mercury. The atmospheric humidity was 60%. 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.
March 11 » The Great Blizzard of 1888 begins along the eastern seaboard of the United States, shutting down commerce and killing more than 400.
March 23 » In England, The Football League, the world's oldest professional association football league, meets for the first time.
August 21 » The first successful adding machine in the United States is patented by William Seward Burroughs.
October 14 » Louis Le Prince films the first motion picture, Roundhay Garden Scene.
October 15 » The "From Hell" letter allegedly sent by Jack the Ripper is received by investigators.
October 21 » Foundation of the Swiss Social Democratic Party.
Day of marriage May 6, 1914
The temperature on May 6, 1914 was between 9.3 °C and 14.1 °C and averaged 11.3 °C. There was 0.5 mm of rain. There was 2.5 hours of sunshine (16%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west. 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.
June 28 » Archduke Franz Ferdinand of Austria and his wife Sophie are assassinated in Sarajevo; this is the casus belli of World War I.
August 12 » World War I: The Battle of Halen a.k.a. Battle of the Silver Helmets a clash between large Belgian and German cavalry formations at Halen, Belgium.
August 29 » World War I: Start of the Battle of St. Quentin in which the French Fifth Army counter-attacked the invading Germans at Saint-Quentin, Aisne.
September 1 » St. Petersburg, Russia, changes its name to Petrograd.
November 26 » HMS Bulwark was destroyed by a large internal explosion with the loss of 741 men near Sheerness.
December 16 » World War I: Admiral Franz von Hipper commands a raid on Scarborough, Hartlepool and Whitby.
Day of death April 26, 1957
The temperature on April 26, 1957 was between 2.4 °C and 15.2 °C and averaged 8.6 °C. There was 5.9 hours of sunshine (40%). The partly clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
When copying data from this family tree, please include a reference to the origin: Arie Verloop, "Family tree Verloop", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-verloop/I4412.php : accessed December 27, 2025), "Maria Jacoba VERLOOP (1888-1957)".
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