The temperature on September 25, 1889 was about 10.8 °C. There was 4 mm of rain. The air pressure was 6 kgf/m2 and came mainly from the west-southwest. The airpressure was 75 cm mercury. The atmospheric humidity was 83%. Source: KNMI
January 22 » Columbia Phonograph is formed in Washington, D.C.
January 30 » Archduke Crown Prince Rudolf of Austria, heir to the Austro-Hungarian crown, is found dead with his mistress Baroness Mary Vetsera in the Mayerling.
May 6 » The Eiffel Tower is officially opened to the public at the Universal Exposition in Paris.
June 3 » The first long-distance electric power transmission line in the United States is completed, running 14 miles (23km) between a generator at Willamette Falls and downtown Portland, Oregon.
June 29 » Hyde Park and several other Illinois townships vote to be annexed by Chicago, forming the largest United States city in area and second largest in population at the time.
November 11 » The State of Washington is admitted as the 42nd state of the United States.
Day of marriage September 18, 1915
The temperature on September 18, 1915 was between 7.7 °C and 17.4 °C and averaged 13.7 °C. There was 0.5 mm of rain. There was 0.6 hours of sunshine (5%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north. 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.
January 18 » Japan issues the "Twenty-One Demands" to the Republic of China in a bid to increase its power in East Asia.
March 18 » World War I: During the Battle of Gallipoli, three battleships are sunk during a failed British and French naval attack on the Dardanelles.
April 18 » French pilot Roland Garros is shot down and glides to a landing on the German side of the lines during World War I.
May 17 » The last British Liberal Party government (led by H. H. Asquith) falls.
July 16 » At Treasure Island on the Delaware River in the United States, the First Order of the Arrow ceremony takes place and the Order of the Arrow is founded to honor American Boy Scouts who best exemplify the Scout Oath and Law.
September 25 » World War I: The Second Battle of Champagne begins.
Day of death November 15, 1967
The temperature on November 15, 1967 was between 5.2 °C and 9.8 °C and averaged 7.0 °C. The almost completely overcast was. The average windspeed was 2 Bft (weak wind) and was prevailing from the southwest. Source: KNMI
January 23 » Diplomatic relations between the Soviet Union and Ivory Coast are established.
February 13 » American researchers discover the Madrid Codices by Leonardo da Vinci in the National Library of Spain.
June 12 » The United States Supreme Court in Loving v. Virginia declares all U.S. state laws which prohibit interracial marriage to be unconstitutional.
September 20 » RMSQueen Elizabeth 2 is launched Clydebank, Scotland.
November 28 » The first pulsar (PSR B1919+21, in the constellation of Vulpecula) is discovered by two astronomers Jocelyn Bell Burnell and Antony Hewish.
December 19 » Harold Holt, the Prime Minister of Australia, is officially presumed dead.
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/I3366.php : accessed February 1, 2026), "Margje Botter (1889-1967)".
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