The temperature on August 12, 1889 was about 15.1 °C. There was 4 mm of rain. The air pressure was 16 kgf/m2 and came mainly from the south-southwest. The airpressure was 75 cm mercury. The atmospheric humidity was 90%. Source: KNMI
January 8 » Herman Hollerith is issued US patent #395,791 for the 'Art of Applying Statistics' — his punched card calculator.
March 31 » The Eiffel Tower is officially opened.
April 22 » At noon, thousands rush to claim land in the Land Rush of 1889. Within hours the cities of Oklahoma City and Guthrie are formed with populations of at least 10,000.
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.
August 4 » The Great Fire of Spokane, Washington destroys some 32 blocks of the city, prompting a mass rebuilding project.
August 13 » William Gray of Hartford, Connecticut is granted United States Patent Number 408,709 for "Coin-controlled apparatus for telephones."
Day of marriage October 4, 1923
The temperature on October 4, 1923 was between 5.0 °C and 12.9 °C and averaged 9.8 °C. There was 9.1 mm of rain. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
In The Netherlands , there was from September 19, 1922 to August 4, 1925 the cabinet Ruys de Beerenbrouck II, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
January 9 » Juan de la Cierva makes the first autogyro flight.
February 10 » Texas Tech University is founded as Texas Technological College in Lubbock, Texas
February 15 » Greece becomes the last European country to adopt the Gregorian calendar.
February 16 » Howard Carter unseals the burial chamber of Pharaoh Tutankhamun.
September 7 » The International Criminal Police Organization (INTERPOL) is formed.
September 8 » Honda Point disaster: Nine US Navy destroyers run aground off the California coast. Seven are lost, and twenty-three sailors killed.
Day of death October 6, 1966
The temperature on October 6, 1966 was between 10.0 °C and 18.3 °C and averaged 13.6 °C. There was 0.1 mm of rain during 0.6 hours. There was 0.8 hours of sunshine (7%). The heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southeast. Source: KNMI
March 16 » Launch of Gemini 8, the 12th manned American space flight and first space docking with an Agena Target Vehicle.
March 17 » Off the coast of Spain in the Mediterranean, the DSVAlvin submarine finds a missing American hydrogen bomb.
July 18 » A racially charged incident in a bar sparks the six-day Hough riots in Cleveland, Ohio; 1,700 Ohio National Guard troops intervene to restore order.
August 10 » The Heron Road Bridge collapses while being built, killing nine workers in the deadliest construction accident in both Ottawa and Ontario.
October 4 » Basutoland becomes independent from the United Kingdom and is renamed Lesotho.
December 27 » The Cave of Swallows, the largest known cave shaft in the world, is discovered in Aquismón, San Luis Potosí, Mexico.
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The Family tree Dovermann publication was prepared by Chir Dovermann (contact is not possible).
When copying data from this family tree, please include a reference to the origin: Chir Dovermann, "Family tree Dovermann", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-dovermann/I19.php : accessed January 1, 2026), "Maria Ida Sijstermans (1889-1966)".
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