The temperature on February 14, 1911 was between -3.9 °C and -1.4 °C and averaged -2.2 °C. The average windspeed was 2 Bft (weak wind) and was prevailing from the south. Source: KNMI
June 22 » George V and Mary of Teck are crowned King and Queen of the United Kingdom of Great Britain and Ireland.
July 4 » A massive heat wave strikes the northeastern United States, killing 380 people in eleven days and breaking temperature records in several cities.
July 7 » The United States, UK, Japan, and Russia sign the North Pacific Fur Seal Convention of 1911 banning open-water seal hunting, the first international treaty to address wildlife preservation issues.
October 24 » Orville Wright remains in the air nine minutes and 45 seconds in a glider at Kill Devil Hills, North Carolina.
November 3 » Chevrolet officially enters the automobile market in competition with the Ford Model T.
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 marriage May 22, 1937
The temperature on May 22, 1937 was between 4.6 °C and 19.4 °C and averaged 13.6 °C. There was 11.1 hours of sunshine (69%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
January 15 » Spanish Civil War: Nationalists and Republican both withdraw after suffering heavy losses, ending the Second Battle of the Corunna Road.
February 11 » The Flint sit-down strike ends when General Motors recognizes the United Auto Workers trade union.
July 22 » New Deal: The United States Senate votes down President Franklin D. Roosevelt's proposal to add more justices to the Supreme Court of the United States.
August 14 » The beginning of air-to-air combat of the Second Sino-Japanese War and World War II in general, when six Japanese bombers are shot down by Chinese fighters while raiding Chinese air bases.
October 11 » The Duke and Duchess of Windsor tour Nazi Germany for 12 days and meet Adolf Hitler on the 22nd.
November 8 » The Nazi exhibition Der ewige Jude ("The Eternal Jew") opens in Munich.
Day of death March 23, 1984
The temperature on March 23, 1984 was between -4.4 °C and 11.7 °C and averaged 4.2 °C. There was -0.1 mm of rain. There was 6.0 hours of sunshine (49%). The partly clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the east. Source: KNMI
In The Netherlands , there was from Thursday, November 4, 1982 to Monday, July 14, 1986 the cabinet Lubbers I, with Drs. R.F.M. Lubbers (CDA) as prime minister.
January 10 » Holy See–United States relations: The United States and Holy See (Vatican City) re-establish full diplomatic relations after almost 117 years, overturning the United States Congress's 1867 ban on public funding for such a diplomatic envoy.
September 14 » Joe Kittinger becomes the first person to fly a gas balloon alone across the Atlantic Ocean.
November 1 » After the assassination of Indira Gandhi, Prime Minister of India on 31 October 1984, by two of her Sikh bodyguards, anti-Sikh riots erupt.
December 3 » Bhopal disaster: A methyl isocyanate leak from a Union Carbide pesticide plant in Bhopal, India, kills more than 3,800 people outright and injures 150,000–600,000 others (some 6,000 of whom would later die from their injuries) in one of the worst industrial disasters in history.
December 4 » Sri Lankan Civil War: Sri Lankan Army soldiers kill 107–150 civilians in Mannar.
December 22 » "Subway vigilante" Bernhard Goetz shoots four would-be muggers on an express train in Manhattan section of New York, United States.
When copying data from this family tree, please include a reference to the origin: Dirk Zwinderman, "Family tree Zwinderman", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-zwinderman/I477.php : accessed January 21, 2026), "Geert Boltjes (1911-1984)".
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