The temperature on January 15, 1889 was about -7.5 °C. The air pressure was 4 kgf/m2 and came mainly from the north-northeast. The airpressure was 77 cm mercury. The atmospheric humidity was 98%. Source: KNMI
January 22 » Columbia Phonograph is formed in Washington, D.C.
August 13 » William Gray of Hartford, Connecticut is granted United States Patent Number 408,709 for "Coin-controlled apparatus for telephones."
September 28 » The General Conference on Weights and Measures (CGPM) defines the length of a meter.
October 24 » Henry Parkes delivers the Tenterfield Oration, effectively starting the federation process in Australia.
November 14 » Pioneering female journalist Nellie Bly (aka Elizabeth Cochrane) begins a successful attempt to travel around the world in less than 80 days. She completes the trip in 72 days.
November 23 » The first jukebox goes into operation at the Palais Royale Saloon in San Francisco.
Day of marriage April 22, 1918
The temperature on April 22, 1918 was between -1.0 °C and 7.1 °C and averaged 4.8 °C. There was 0.1 mm of rain. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northwest. 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.
In The Netherlands , there was from September 9, 1918 to September 18, 1922 the cabinet Ruys de Beerenbrouck I, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
January 12 » The Minnie Pit Disaster coal mining accident occurs in Halmer End, Staffordshire, in which 155 men and boys die.
March 31 » Daylight saving time goes into effect in the United States for the first time.
July 12 » The Imperial Japanese Navy battleship Kawachi blows up at Shunan, western Honshu, Japan, killing at least 621.
September 29 » Germany's Supreme Army Command tells the Kaiser and the Chancellor to open negotiations for an armistice.
October 12 » A massive forest fire kills 453 people in Minnesota.
December 4 » U.S. President Woodrow Wilson sails for the World War I peace talks in Versailles, becoming the first US president to travel to Europe while in office.
Day of death April 18, 1969
The temperature on April 18, 1969 was between 0.2 °C and 7.2 °C and averaged 3.1 °C. There was 2.6 mm of rain during 1.1 hours. There was 8.8 hours of sunshine (63%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northwest. Source: KNMI
March 19 » The 385-metre-tall (1,263ft) TV-mast at Emley Moor transmitting station, United Kingdom, collapses due to ice build-up.
April 17 » Communist Party of Czechoslovakia chairman Alexander Dubček is deposed.
July 3 » Space Race: The biggest explosion in the history of rocketry occurs when the Soviet N-1 rocket explodes and subsequently destroys its launchpad.
July 20 » A cease fire is announced between Honduras and El Salvador, six days after the beginning of the "Football War".
September 1 » A coup in Libya brings Muammar Gaddafi to power.
October 21 » The 1969 Somali coup d'état establishes a Marxist–Leninist administration.
When copying data from this family tree, please include a reference to the origin: J Eijsermans, "Eijsermans family tree", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-eijsermans/I441969.php : accessed January 8, 2026), "Petrus Henricus van Dun (1889-1969)".
Copy warning
Genealogical publications are copyright protected. Although data is often retrieved from public archives, the searching, interpreting, collecting, selecting and sorting of the data results in a unique product. Copyright protected work may not simply be copied or republished.
Please stick to the following rules
Request permission to copy data or at least inform the author, chances are that the author gives permission, often the contact also leads to more exchange of data.
Do not use this data until you have checked it, preferably at the source (the archives).
State from whom you have copied the data and ideally also his/her original source.