The temperature on July 19, 1971 was between 5.4 °C and 19.7 °C and averaged 13.1 °C. There was 8.2 hours of sunshine (51%). The partly clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the north-northeast. Source: KNMI
February 2 » The international Ramsar Convention for the conservation and sustainable utilization of wetlands is signed in Ramsar, Mazandaran, Iran.
February 5 » Astronauts land on the moon in the Apollo 14 mission.
February 26 » U.N. Secretary-General U Thant signs United Nations proclamation of the vernal equinox as Earth Day.
March 8 » The Fight of the Century between Joe Frazier and Muhammad Ali commences. Frazier wins in 15 rounds via unanimous decision.
May 31 » In accordance with the Uniform Monday Holiday Act passed by the U.S. Congress in 1968, observation of Memorial Day occurs on the last Monday in May for the first time, rather than on the traditional Memorial Day of May 30.
July 12 » The Australian Aboriginal Flag is flown for the first time.
When copying data from this family tree, please include a reference to the origin: C.N. Cardinaal, "Family tree Cardinaal", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-cardinaal/I10723.php : accessed June 10, 2024), "Christel Posthumus (1971-)".
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