January 31 » Czechoslav Trade Union Association is founded in Prague.
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.
June 22 » British colonial officers Charles Walter Rand and Lt. Charles Egerton Ayerst are assassinated in Pune, Maharashtra, India by the Chapekar brothers and Mahadeo Vinayak Ranade, who are later caught and hanged.
July 2 » British-Italian engineer Guglielmo Marconi obtains a patent for radio in London.
July 11 » Salomon August Andrée leaves Spitsbergen to attempt to reach the North Pole by balloon. He later crashes and dies.
August 31 » Thomas Edison patents the Kinetoscope, the first movie projector.
Day of marriage April 7, 1917
The temperature on April 7, 1917 was between -0.8 °C and 7.3 °C and averaged 2.6 °C. There was 2.6 mm of rain. There was 5.8 hours of sunshine (44%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
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.
March 4 » Jeannette Rankin of Montana becomes the first female member of the United States House of Representatives.
March 8 » The United States Senate votes to limit filibusters by adopting the cloture rule.
March 16 » World War I: A German auxiliary cruiser is sunk in the Action of 16 March 1917.
March 31 » According to the terms of the Treaty of the Danish West Indies, the islands become American possessions.
August 28 » Ten Suffragettes are arrested while picketing the White House.
November 7 » The Gregorian calendar date of the October Revolution, which gets its name from the Julian calendar date of 25 October. On this date in 1917, the Bolsheviks storm the Winter Palace.
Day of death September 10, 1949
The temperature on September 10, 1949 was between 9.1 °C and 23.5 °C and averaged 16.2 °C. There was 0.1 mm of rain. There was 6.7 hours of sunshine (51%). The average windspeed was 2 Bft (weak wind) and was prevailing from the east-northeast. Source: KNMI
From August 7, 1948 till March 15, 1951 the Netherlands had a cabinet Drees - Van Schaik with the prime ministers Dr. W. Drees (PvdA) and Mr. J.R.H. van Schaik (KVP).
February 14 » The Knesset (parliament of Israel) convenes for the first time.
April 1 » Chinese Civil War: The Chinese Communist Party holds unsuccessful peace talks with the Nationalist Party in Beijing, after three years of fighting.
May 23 » Cold War: The Western occupying powers approve the Basic Law and establish a new German state, the Federal Republic of Germany.
September 29 » The Communist Party of China writes the Common Programme for the future People's Republic of China.
November 7 » The first oil was taken in Oil Rocks (Neft Daşları), oldest offshore oil platform.
December 7 » Chinese Civil War: The Government of the Republic of China moves from Nanking to Taipei, Taiwan.
When copying data from this family tree, please include a reference to the origin: Hilbert Botter, "Family tree Botter", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-botter/I1115.php : accessed February 14, 2026), "Evertje Tuin (1897-1949)".
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