The temperature on December 28, 1912 was between 9.2 °C and 12.5 °C and averaged 11.3 °C. There was 5.0 mm of rain. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
January 8 » The African National Congress is founded, under the name South African Native National Congress (SANNC).
January 17 » British polar explorer Captain Robert Falcon Scott reaches the South Pole, one month after Roald Amundsen.
January 23 » The International Opium Convention is signed at The Hague.
February 29 » The Piedra Movediza (Moving Stone) of Tandil falls and breaks.
March 5 » Italo-Turkish War: Italian forces are the first to use airships for military purposes, employing them for reconnaissance behind Turkish lines.
October 19 » Italo-Turkish War: Italy takes possession of what is now Libya from the Ottoman Empire.
Day of death April 16, 1957
The temperature on April 16, 1957 was between 4.5 °C and 14.4 °C and averaged 9.0 °C. There was 6.9 hours of sunshine (50%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
January 11 » The African Convention is founded in Dakar, Senegal.
July 1 » The International Geophysical Year begins.
July 25 » The Tunisian King Muhammad VIII al-Amin is replaced by President Habib Bourguiba.
September 4 » The Ford Motor Company introduces the Edsel.
October 14 » At least 81 people are killed in the most devastating flood in the history of the Spanish city of Valencia.
November 17 » Vickers Viscount G-AOHP of British European Airways crashes at Ballerup after the failure of three engines on approach to Copenhagen Airport. The cause is a malfunction of the anti-icing system on the aircraft. There are no fatalities.
When copying data from this family tree, please include a reference to the origin: Joop Klavers, "Family tree Klavers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_klavers/I63197.php : accessed March 6, 2026), "Johanna Helena Pragt (1912-1957)".
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