The temperature on May 21, 1958 was between 6.8 °C and 14.6 °C and averaged 10.7 °C. There was 4.6 hours of sunshine (29%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
March 26 » The United States Army launches Explorer 3.
April 5 » Ripple Rock, an underwater threat to navigation in the Seymour Narrows in Canada is destroyed in one of the largest non-nuclear controlled explosions of the time.
April 21 » United Airlines Flight 736 collides into a United States Air Force fighter jet near Arden, Nevada in what is now Enterprise, Nevada.
June 16 » Imre Nagy, Pál Maléter and other leaders of the 1956 Hungarian Uprising are executed.
August 18 » Brojen Das from Bangladesh swims across the English Channel in a competition, as the first Bengali and the first Asian to do so. He came first among 39 competitors.
September 2 » United States Air Force C-130A-II is shot down by fighters over Yerevan in Armenia when it strays into Soviet airspace while conducting a sigint mission. All crew members are killed.
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/I236532.php : accessed March 1, 2026), "Maurits Hendrik Kempees (± 1890-1958)".
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