The temperature on May 20, 1893 was about 19.9 °C. There was 4 mm of rain. The airpressure was 76 cm mercury. The atmospheric humidity was 66%. Source: KNMI
In The Netherlands , there was from August 21, 1891 to May 9, 1894 the cabinet Van Tienhoven, with Mr. G. van Tienhoven (unie-liberaal) as prime minister.
March 1 » Electrical engineer Nikola Tesla gives the first public demonstration of radio in St. Louis, Missouri.
June 13 » Grover Cleveland notices a rough spot in his mouth and on July 1 undergoes secret, successful surgery to remove a large, cancerous portion of his jaw; the operation was not revealed to the public until 1917, nine years after the president's death.
August 1 » Henry Perky patents shredded wheat.
November 7 » Women's suffrage: Women in the U.S. state of Colorado are granted the right to vote, the second state to do so.
December 4 » First Matabele War: A patrol of 34 British South Africa Company soldiers is ambushed and annihilated by more than 3,000 Matabele warriors on the Shangani River in Matabeleland.
December 23 » The opera Hansel and Gretel by Engelbert Humperdinck is first performed.
Day of death March 11, 1939
The temperature on March 11, 1939 was between -1.3 °C and 7.4 °C and averaged 3.0 °C. There was 0.1 mm of rain. There was 2.6 hours of sunshine (23%). The average windspeed was 2 Bft (weak wind) and was prevailing from the northeast. Source: KNMI
In The Netherlands , there was from June 24, 1937 to July 25, 1939 the cabinet Colijn IV, with Dr. H. Colijn (ARP) as prime minister.
In The Netherlands , there was from July 25, 1939 to August 10, 1939 the cabinet Colijn V, with Dr. H. Colijn (ARP) as prime minister.
In The Netherlands , there was from August 10, 1939 to September 3, 1940 the cabinet De Geer II, with Jonkheer mr. D.J. de Geer (CHU) as prime minister.
April 30 » NBC inaugurates its regularly scheduled television service in New York City, broadcasting President Franklin D. Roosevelt's N.Y. World's Fair opening day ceremonial address.
June 24 » Siam is renamed Thailand by Plaek Phibunsongkhram, the country's third prime minister.
August 2 » Albert Einstein and Leo Szilard write a letter to Franklin D. Roosevelt, urging him to begin the Manhattan Project to develop a nuclear weapon.
August 31 » Nazi Germany mounts a false flag attack on the Gleiwitz radio station, creating an excuse to attack Poland the following day, thus starting World War II in Europe.
September 14 » World War II: The Estonian military boards the Polish submarine ORPOrzeł in Tallinn, sparking a diplomatic incident that the Soviet Union will later use to justify the annexation of Estonia.
September 30 » World War II: General Władysław Sikorski becomes prime minister of the Polish government-in-exile.
When copying data from this family tree, please include a reference to the origin: Henk Panjer, "Family tree Panjer", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-panjer/I5352.php : accessed January 11, 2026), "Siebold Zeeman (± 1870-1939)".
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