The temperature on July 10, 1912 was between 8.8 °C and 23.7 °C and averaged 17.8 °C. There was 4.0 hours of sunshine (24%). The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southeast. Source: KNMI
January 4 » The Scout Association is incorporated throughout the British Empire by royal charter.
January 17 » British polar explorer Captain Robert Falcon Scott reaches the South Pole, one month after Roald Amundsen.
March 5 » Italo-Turkish War: Italian forces are the first to use airships for military purposes, employing them for reconnaissance behind Turkish lines.
April 16 » Harriet Quimby becomes the first woman to fly an airplane across the English Channel.
June 30 » The Regina Cyclone, Canada's deadliest tornado event, kills 28 people in Regina, Saskatchewan.
November 5 » Woodrow Wilson is elected the 28th President of the United States, defeating incumbent William Howard Taft.
Day of death October 17, 1980
The temperature on October 17, 1980 was between 10.0 °C and 13.0 °C and averaged 11.3 °C. There was 1.2 mm of rain during 3.9 hours. The almost completely overcast was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
In The Netherlands , there was from Monday, December 19, 1977 to Friday, September 11, 1981 the cabinet Van Agt I, with Mr. A.A.M. van Agt (CDA/KVP) as prime minister.
January 27 » Through cooperation between the U.S. and Canadian governments, six American diplomats secretly escape hostilities in Iran in the culmination of the Canadian Caper.
April 2 » United States President Jimmy Carter signs the Crude Oil Windfall Profits Tax Act.
July 7 » During the Lebanese Civil War, 83 Tiger militants are killed during what will be known as the Safra massacre.
September 11 » A new constitution of Chile is established under the influence of then Chilean dictator Augusto Pinochet, which is subject to controversy in Chile today.
November 12 » The NASA space probe Voyager I makes its closest approach to Saturn and takes the first images of its rings.
December 11 » The Comprehensive Environmental Response, Compensation, and Liability Act (Superfund) is enacted by the U.S. Congress.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I176541.php : accessed December 28, 2025), "Roelf Piersma (1912-1980)".
Copy warning
Genealogical publications are copyright protected. Although data is often retrieved from public archives, the searching, interpreting, collecting, selecting and sorting of the data results in a unique product. Copyright protected work may not simply be copied or republished.
Please stick to the following rules
Request permission to copy data or at least inform the author, chances are that the author gives permission, often the contact also leads to more exchange of data.
Do not use this data until you have checked it, preferably at the source (the archives).
State from whom you have copied the data and ideally also his/her original source.