The temperature on December 11, 1968 was between -8.0 °C and -2.6 °C and averaged -5.7 °C. There was 0.1 mm of rain. There was 5.3 hours of sunshine (68%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the east-northeast. Source: KNMI
April 4 » A.E.K. Athens B.C. becomes the first Greek team to win the European Basketball Cup.
April 4 » Apollo program: NASA launches Apollo 6.
June 5 » Presidential candidate Robert F. Kennedy is assassinated by Sirhan Sirhan.
July 17 » Abdul Rahman Arif is overthrown and the Ba'ath Party is installed as the governing power in Iraq with Ahmed Hassan al-Bakr as the new Iraqi President.
October 16 » Yasunari Kawabata becomes the first Japanese person to be awarded the Nobel Prize in Literature.
November 5 » Richard Nixon is elected as 37th President of the United States.
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/I57748.php : accessed March 11, 2026), "Jakob de Boer (1925-1968)".
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