The temperature on July 5, 1909 was between 7.6 °C and 20.3 °C and averaged 14.9 °C. There was 8.6 hours of sunshine (52%). The average windspeed was 2 Bft (weak wind) and was prevailing from the west. Source: KNMI
February 12 » New Zealand's worst maritime disaster of the 20th century happens when the SSPenguin, an inter-island ferry, sinks and explodes at the entrance to Wellington Harbour.
February 26 » Kinemacolor, the first successful color motion picture process, is first shown to the general public at the Palace Theatre in London.
March 31 » Serbia formally withdraws its opposition to Austro-Hungarian actions in the Bosnian Crisis.
April 11 » The city of Tel Aviv is founded.
August 24 » Workers start pouring concrete for the Panama Canal.
October 26 » An Jung-geun assassinates Japan's Resident-General of Korea.
Day of death December 25, 1975
The temperature on December 25, 1975 was between 2.4 °C and 7.1 °C and averaged 5.0 °C. There was 4.6 mm of rain during 6.6 hours. The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
In The Netherlands , there was from Friday, May 11, 1973 to Monday, December 19, 1977 the cabinet Den Uyl, with Drs. J.M. den Uyl (PvdA) as prime minister.
February 4 » Haicheng earthquake (magnitude 7.3 on the Richter scale) occurs in Haicheng, Liaoning, China.
March 10 » Vietnam War: Ho Chi Minh Campaign: North Vietnamese troops attack Ban Mê Thuột in the South on their way to capturing Saigon in the final push for victory over South Vietnam.
June 4 » The Governor of California Jerry Brown signs the California Agricultural Labor Relations Act into law, the first law in the U.S. giving farmworkers collective bargaining rights.
June 5 » The United Kingdom holds its first country-wide referendum on membership of the European Economic Community (EEC).
September 16 » The first prototype of the Mikoyan MiG-31 interceptor makes its maiden flight.
October 16 » The Australian Coalition sparks a constitutional crisis when they vote to defer funding for the government's annual budget.
When copying data from this family tree, please include a reference to the origin: Jan De Backer, "Family tree De Backer - Evers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-de-backer-evers/I577809.php : accessed January 12, 2026), "Polydoor Penneman (1909-1975)".
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