January 24 » Second Boer War: Boers stop a British attempt to break the Siege of Ladysmith in the Battle of Spion Kop.
March 14 » The Gold Standard Act is ratified, placing the United States currency on the gold standard.
May 24 » Second Boer War: The United Kingdom annexes the Orange Free State.
June 21 » Boxer Rebellion. China formally declares war on the United States, Britain, Germany, France and Japan, as an edict issued from the Empress Dowager Cixi.
July 19 » The first line of the Paris Métro opens for operation.
December 14 » Quantum mechanics: Max Planck presents a theoretical derivation of his black-body radiation law.
Day of marriage August 21, 1935
The temperature on August 21, 1935 was between 14.2 °C and 28.5 °C and averaged 20.9 °C. There was 12.0 hours of sunshine (84%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south east. Source: KNMI
February 26 » Robert Watson-Watt carries out a demonstration near Daventry which leads directly to the development of radar in the United Kingdom.
September 15 » Nazi Germany adopts a new national flag bearing the swastika.
October 10 » In Greece, a coup d'état ends the Second Hellenic Republic.
November 24 » The Senegalese Socialist Party holds its second congress.
December 17 » First flight of the Douglas DC-3.
December 27 » Regina Jonas is ordained as the first female rabbi in the history of Judaism.
Day of death July 11, 1973
The temperature on July 11, 1973 was between 14.9 °C and 18.3 °C and averaged 16.5 °C. There was 4.1 mm of rain during 3.0 hours. The almost completely overcast was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west-southwest. Source: KNMI
In The Netherlands , there was from Thursday, July 20, 1972 to Friday, May 11, 1973 the cabinet Biesheuvel II, with Mr. B.W. Biesheuvel (ARP) as prime minister.
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.
April 3 » Martin Cooper of Motorola makes the first handheld mobile phone call to Joel S. Engel of Bell Labs.
June 3 » A Soviet supersonic Tupolev Tu-144 crashes near Goussainville, France, killing 14, the first crash of a supersonic passenger aircraft.
July 25 » Soviet Mars 5 space probe is launched.
November 1 » Watergate scandal: Leon Jaworski is appointed as the new Watergate Special Prosecutor.
November 16 » U.S. President Richard Nixon signs the Trans-Alaska Pipeline Authorization Act into law, authorizing the construction of the Alaska Pipeline.
November 24 » A national speed limit is imposed on the Autobahn in Germany because of the 1973 oil crisis. The speed limit lasts only four months.
When copying data from this family tree, please include a reference to the origin: Henk Lemckert, "Genealogy Lemckert", database, Genealogy Online (https://www.genealogieonline.nl/genealogie-lemckert/I287.php : accessed May 11, 2024), "Leonardus "Leen" Lemckert (1900-1973)".
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