The temperature on October 16, 1911 was between 5.1 °C and 14.1 °C and averaged 9.2 °C. There was 6.2 hours of sunshine (58%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-northeast. Source: KNMI
April 29 » Tsinghua University, one of mainland China's leading universities, is founded.
May 30 » At the Indianapolis Motor Speedway, the first Indianapolis 500 ends with Ray Harroun in his Marmon Wasp becoming the first winner of the 500-mile auto race.
July 4 » A massive heat wave strikes the northeastern United States, killing 380 people in eleven days and breaking temperature records in several cities.
August 1 » Harriet Quimby takes her pilot's test and becomes the first U.S. woman to earn an Aero Club of America aviator's certificate.
August 24 » Manuel de Arriaga is elected and sworn-in as the first President of Portugal.
November 19 » The Doom Bar in Cornwall claimed two ships, Island Maid and Angele, the latter killing the entire crew except the captain.
Day of death June 13, 2000
The temperature on June 13, 2000 was between 14.1 °C and 19.8 °C and averaged 16.9 °C. There was 1.7 hours of sunshine (10%). The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
May 2 » President Bill Clinton announces that accurate GPS access would no longer be restricted to the United States military.
October 17 » The Hatfield rail crash leads to the collapse of Railtrack.
November 1 » The Republic of Serbia and Montenegro joins the United Nations.
November 25 » The 2000 Baku earthquake, with a Richter magnitude of 7.0, leaves 26 people dead in Baku, Azerbaijan, and becomes the strongest earthquake in the region in 158 years.
December 12 » The United States Supreme Court releases its decision in Bush v. Gore.
December 19 » The Leninist Guerrilla Units wing of the Communist Labour Party of Turkey/Leninist attack a Nationalist Movement Party office in Istanbul, Turkey, killing one person and injuring three.
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/I138963.php : accessed December 28, 2025), "John Tjeerdsma (1911-2000)".
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