The temperature on May 29, 1887 was about 13.5 °C. The air pressure was 4 kgf/m2 and came mainly from the northeast. The airpressure was 76 cm mercury. The atmospheric humidity was 81%. 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.
January 20 » The United States Senate allows the Navy to lease Pearl Harbor as a naval base.
April 10 » On Easter Sunday, Pope Leo XIII authorizes the establishment of the Catholic University of America.
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.
June 18 » The Reinsurance Treaty between Germany and Russia is signed.
November 13 » Bloody Sunday clashes in central London.
Day of death April 9, 1952
The temperature on April 9, 1952 was between 5.1 °C and 21.5 °C and averaged 14.2 °C. There was 0.1 mm of rain. There was 8.1 hours of sunshine (60%). The partly clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south east. Source: KNMI
April 15 » First flight of the Boeing B-52 Stratofortress.
June 17 » Guatemala passes Decree 900, ordering the redistribution of uncultivated land.
November 14 » The first regular UK Singles Chart published by the New Musical Express.
November 25 » Agatha Christie's murder-mystery play The Mousetrap opens at the Ambassadors Theatre in London. It will become the longest continuously-running play in history.
November 25 » Korean War: After 42 days of fighting, the Battle of Triangle Hill ends with Chinese victory, American and South Korean units abandon their attempt to capture the "Iron Triangle".
December 30 » An RAF Avro Lancaster bomber crashed in Luqa, Malta after an engine failure, killing three crew members and a civilian on the ground.
When copying data from this family tree, please include a reference to the origin: Jochem Foppes, "Family tree Foppes", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-foppes/I1556.php : accessed February 19, 2026), "Hendrikus Sjoerds Hoekstra (1887-1952)".
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