The temperature on January 10, 1889 was about 3.2 °C. There was 1 mm of rain. The air pressure was 12 kgf/m2 and came mainly from the south-southeast. The airpressure was 75 cm mercury. The atmospheric humidity was 91%. Source: KNMI
January 8 » Herman Hollerith is issued US patent #395,791 for the 'Art of Applying Statistics' — his punched card calculator.
February 22 » President Grover Cleveland signs a bill admitting North Dakota, South Dakota, Montana and Washington as U.S. states.
June 6 » The Great Seattle Fire destroys all of downtown Seattle.
July 11 » Tijuana, Mexico, is founded.
October 24 » Henry Parkes delivers the Tenterfield Oration, effectively starting the federation process in Australia.
November 2 » North Dakota and South Dakota are admitted as the 39th and 40th U.S. states.
Day of marriage October 7, 1915
The temperature on October 7, 1915 was between 4.8 °C and 14.6 °C and averaged 10.0 °C. There was 0.4 hours of sunshine (4%). The average windspeed was 2 Bft (weak wind) 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 22 » Over 600 people are killed in Guadalajara, Mexico, when a train plunges off the tracks into a deep canyon.
January 26 » The Rocky Mountain National Park is established by an act of the U.S. Congress.
March 27 » Typhoid Mary, the first healthy carrier of disease ever identified in the United States is put in quarantine for the second time, where she would remain for the rest of her life.
June 9 » William Jennings Bryan resigns as Woodrow Wilson's Secretary of State over a disagreement regarding the United States' handling of the sinking of the RMSLusitania.
August 29 » US Navy salvage divers raise F-4, the first U.S. submarine sunk in an accident.
October 14 » World War I: Bulgaria joins the Central Powers.
Day of death November 22, 1960
The temperature on November 22, 1960 was between 7.8 °C and 11.5 °C and averaged 9.6 °C. There was 0.5 mm of rain during 2.1 hours. The almost completely overcast was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
February 3 » British Prime Minister Harold Macmillan speaks of "a wind of change", signalling that his Government was likely to support decolonisation.
April 19 » Students in South Korea hold a nationwide pro-democracy protest against president Syngman Rhee, eventually forcing him to resign.
May 3 » The Anne Frank House museum opens in Amsterdam, Netherlands.
May 13 » Hundreds of University of California, Berkeley students congregate for the first day of protest against a visit by the House Committee on Un-American Activities.
May 16 » Theodore Maiman operates the first optical laser (a ruby laser), at Hughes Research Laboratories in Malibu, California.
December 9 » The first episode of Coronation Street, the world's longest-running television soap opera, is broadcast in the United Kingdom.
When copying data from this family tree, please include a reference to the origin: Age Leenstra, "Family tree Leenstra Postma", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-leenstra-postma/I1007.php : accessed March 5, 2026), "Maria Petronella van der Kamp (1889-1960)".
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