Family tree Klavers » Trijntje Stap (1875-1961)

Day of marriage March 20, 1897

• The temperature on March 20, 1897 was about 7.0 °C. The airpressure was 76 cm mercury. The atmospheric humidity was 81%. Source: KNMI
• Koningin Wilhelmina (Huis van Oranje-Nassau) was from 1890 till 1948 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
• Regentes Emma (Huis van Oranje-Nassau) was from 1890 till 1898 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
• In The Netherlands , there was from May 9, 1894 to July 27, 1897 the cabinet Roëll, with Jonkheer mr. J. Roëll (oud-liberaal) as prime minister.
• In The Netherlands , there was from July 27, 1897 to August 1, 1901 the cabinet Pierson, with Mr. N.G. Pierson (unie-liberaal) as prime minister.
• In the year 1897: Source: Wikipedia
  • The Netherlands had about 5.1 million citizens.
  • April 18 » The Greco-Turkish War is declared between Greece and the Ottoman Empire.
  • April 30 » J. J. Thomson of the Cavendish Laboratory announces his discovery of the electron as a subatomic particle, over 1,800 times smaller than a proton (in the atomic nucleus), at a lecture at the Royal Institution in London.
  • August 2 » Anglo-Afghan War: The Siege of Malakand ends when a relief column is able to reach the British garrison in the Malakand states.
  • August 10 » German chemist Felix Hoffmann discovers an improved way of synthesizing acetylsalicylic acid (aspirin).
  • September 10 » Lattimer massacre: A sheriff's posse kills 19 unarmed striking immigrant miners in Lattimer, Pennsylvania, United States.
  • November 1 » The first Library of Congress building opens its doors to the public; the library had previously been housed in the Congressional Reading Room in the U.S. Capitol.

Day of death August 20, 1961

• The temperature on August 20, 1961 was between 10.2 °C and 17.8 °C and averaged 14.8 °C. There was 0.1 mm of rain. There was 3.6 hours of sunshine (25%). The partly or heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
• Koningin Juliana (Huis van Oranje-Nassau) was from September 4, 1948 till April 30, 1980 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
• In The Netherlands , there was from May 19, 1959 to July 24, 1964 the cabinet De Quay, with Prof. dr. J.E. de Quay (KVP) as prime minister.
• In the year 1961: Source: Wikipedia
  • The Netherlands had about 11.6 million citizens.
  • January 3 » Cold War: The United States severs diplomatic relations with Cuba over the latter's nationalization of American assets.
  • March 1 » United States President John F. Kennedy establishes the Peace Corps.
  • March 15 » At the 1961 Commonwealth Prime Ministers' Conference, South Africa announces that it will withdraw from the Commonwealth when the South African Constitution of 1961 comes into effect.
  • September 10 » In the Italian Grand Prix, a crash causes the death of German Formula One driver Wolfgang von Trips and 13 spectators who are hit by his Ferrari, the deadliest accident in F1 history.
  • September 17 » The world's first retractable roof stadium, the Civic Arena, opens in Pittsburgh, Pennsylvania.
  • December 17 » Niterói circus fire: Fire breaks out during a performance by the Gran Circus Norte-Americano in the city of Niterói, Rio de Janeiro, Brazil, killing more than 500.

Source: Wikipedia

• 1943 » William Irvine, Irish-Australian politician, 21st Premier of Victoria (b. 1858)
• 1951 » İzzettin Çalışlar, Turkish general (b. 1882)
• 1961 » Percy Williams Bridgman, American physicist and academic, Nobel Prize laureate (b. 1882)
• 1963 » Joan Voûte, Dutch astronomer (b. 1879)
• 1965 » Jonathan Daniels, American seminarian and civil rights activist (b. 1939)
• 1971 » Rashid Minhas, Pakistani lieutenant and pilot (b. 1951)