The temperature on September 9, 1960 was between 8.7 °C and 20.5 °C and averaged 14.6 °C. There was 0.1 mm of rain. There was 8.0 hours of sunshine (61%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west. Source: KNMI
January 1 » Cameroon achieves independence from France and the United Kingdom.
May 16 » Theodore Maiman operates the first optical laser (a ruby laser), at Hughes Research Laboratories in Malibu, California.
May 22 » The Great Chilean earthquake, measuring 9.5 on the moment magnitude scale, hits southern Chile, becoming the most powerful earthquake ever recorded.
August 13 » The Central African Republic declares independence from France.
November 8 » John F. Kennedy is elected as the 35th President of the United States.
December 9 » The first episode of Coronation Street, the world's longest-running television soap opera, is broadcast in the United Kingdom.
When copying data from this family tree, please include a reference to the origin: Zegert en Jan Vis, "Family tree Zegert Vis", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-zegert-vis/I53741.php : accessed June 24, 2024), "Gerrit Mastenbroek (± 1918-1960)".
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