The temperature on July 9, 1971 was between 14.3 °C and 29.5 °C and averaged 22.7 °C. There was -0.1 mm of rain. There was 13.3 hours of sunshine (81%). The almost cloudless was. The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northwest. Source: KNMI
January 1 » Cigarette advertisements are banned on American television.
June 30 » The crew of the Soviet Soyuz 11 spacecraft are killed when their air supply escapes through a faulty valve.
September 15 » The first Greenpeace ship sets sail to protest against nuclear testing on Amchitka Island.
September 20 » Having weakened after making landfall in Nicaragua the previous day, Hurricane Irene regains enough strength to be renamed Hurricane Olivia, making it the first known hurricane to cross from the Atlantic Ocean into the Pacific.
October 21 » A gas explosion kills 22 people at a shopping centre near Glasgow, Scotland.
November 28 » Wasfi al-Tal, Prime Minister of Jordan, is assassinated by the Black September unit of the Palestine Liberation Organization.
When copying data from this family tree, please include a reference to the origin: Leen Schaap, "Database Schaap", database, Genealogy Online (https://www.genealogieonline.nl/database-schaap/I1858.php : accessed February 9, 2026), "Hennie Seezink".
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