Family tree Klavers » Jantje Leijssenaar (1859-1915)

Day of marriage February 23, 1911

• The temperature on February 23, 1911 was between 6.1 °C and 9.5 °C and averaged 7.8 °C. There was 4.0 mm of rain. There was 0.6 hours of sunshine (6%). The average windspeed was 6 Bft (strong wind) and was prevailing from the southwest. Source: KNMI
• Koningin Wilhelmina (Huis van Oranje-Nassau) was from 1890 till 1948 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
• In The Netherlands , there was from February 12, 1908 to August 29, 1913 the cabinet Heemskerk, with Mr. Th. Heemskerk (AR) as prime minister.
• In the year 1911: Source: Wikipedia
  • The Netherlands had about 6.0 million citizens.
  • April 2 » The Australian Bureau of Statistics conducts the country's first national census.
  • April 6 » During the Battle of Deçiq, Dedë Gjon Luli Dedvukaj, leader of the Malësori Albanians, raises the Albanian flag in the town of Tuzi, Montenegro, for the first time after George Kastrioti (Skanderbeg).
  • May 19 » Parks Canada, the world's first national park service, is established as the Dominion Parks Branch under the Department of the Interior.
  • September 1 » The armored cruiser Georgios Averof is commissioned into the Greek Navy. It now serves as a museum ship.
  • September 23 » Pilot Earle Ovington makes the first official airmail delivery in America under the authority of the United States Post Office Department
  • October 10 » The day after a bomb explodes prematurely, the Wuchang Uprising begins against the Chinese monarchy.

Day of death August 25, 1915

• The temperature on August 25, 1915 was between 8.0 °C and 21.3 °C and averaged 14.5 °C. There was 9.9 hours of sunshine (70%). The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northwest. Source: KNMI
• Koningin Wilhelmina (Huis van Oranje-Nassau) was from 1890 till 1948 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
• In The Netherlands , there was from August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
• In the year 1915: Source: Wikipedia
  • The Netherlands had about 6.3 million citizens.
  • January 25 » Alexander Graham Bell inaugurates U.S. transcontinental telephone service, speaking from New York to Thomas Watson in San Francisco.
  • March 20 » Albert Einstein publishes his general theory of relativity.
  • April 22 » The use of poison gas in World War I escalates when chlorine gas is released as a chemical weapon in the Second Battle of Ypres.
  • April 25 » World War I: The Battle of Gallipoli begins: The invasion of the Turkish Gallipoli Peninsula by British, French, Indian, Newfoundland, Australian and New Zealand troops, begins with landings at Anzac Cove and Cape Helles.
  • July 1 » Leutnant Kurt Wintgens of the then-named German Deutsches Heer's Fliegertruppe army air service achieves the first known aerial victory with a synchronized machine-gun armed fighter plane, the Fokker M.5K/MG Eindecker.
  • October 12 » World War I: British nurse Edith Cavell is executed by a German firing squad for helping Allied soldiers escape from Belgium

Source: Wikipedia

• 1908 » Henri Becquerel, French physicist and chemist, Nobel Prize laureate (b. 1852)
• 1916 » Mary Tappan Wright, American novelist and short story writer (b. 1851)
• 1921 » Nikolay Gumilyov, Russian poet and critic (b. 1886)
• 1924 » Mariano Álvarez, Filipino general and politician (b. 1818)
• 1924 » Velma Caldwell Melville, American editor, and writer of prose and poetry (b. 1858)
• 1925 » Franz Conrad von Hötzendorf, Austrian field marshal (b. 1852)