The temperature on June 28, 1959 was between 13.6 °C and 20.1 °C and averaged 16.5 °C. There was 8.0 mm of rain during 2.9 hours. There was 3.1 hours of sunshine (19%). The heavily clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
January 30 » MSHans Hedtoft, said to be the safest ship afloat and "unsinkable" like the RMSTitanic, strikes an iceberg on her maiden voyage and sinks, killing all 95 aboard.
April 8 » The Organization of American States drafts an agreement to create the Inter-American Development Bank.
June 14 » Disneyland Monorail System, the first daily operating monorail system in the Western Hemisphere, opens to the public in Anaheim, California.
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.
October 12 » At the national congress of the American Popular Revolutionary Alliance in Peru, a group of leftist radicals are expelled from the party who later form APRA Rebelde.
November 21 » American disc jockey Alan Freed, who had popularized the term "rock and roll" and music of that style, is fired from WABC-AM radio over allegations he had participated in the payola scandal.
When copying data from this family tree, please include a reference to the origin: Jan Kaper, "Family tree Kaper", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-kaper/I50653.php : accessed February 19, 2026), "Helena Vonk (1889-1959)".
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