The temperature on April 23, 1959 was between 3.9 °C and 17.1 °C and averaged 10.7 °C. There was 6.8 hours of sunshine (47%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northwest. Source: KNMI
March 10 » Tibetan uprising: Fearing an abduction attempt by China, thousands of Tibetans surround the Dalai Lama's palace to prevent his removal.
April 25 » The Saint Lawrence Seaway, linking the North American Great Lakes and the Atlantic Ocean, officially opens to shipping.
June 5 » The first government of Singapore is sworn in.
August 21 » United States President Dwight D. Eisenhower signs an executive order proclaiming Hawaii the 50th state of the union. Hawaii's admission is currently commemorated by Hawaii Admission Day.
September 14 » The Soviet probe Luna 2 crashes onto the Moon, becoming the first man-made object to reach it.
December 3 » The current flag of Singapore is adopted, six months after Singapore became self-governing within the British Empire.
When copying data from this family tree, please include a reference to the origin: Otto Toon, "Family tree Otto", database, Genealogy Online (https://www.genealogieonline.nl/otto-stamboom/I7546.php : accessed February 25, 2026), "Johannes Hermanus Boers (1911-1959)".
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