The temperature on August 31, 1889 was about 17.3 °C. The air pressure was 4 kgf/m2 and came mainly from the north-northeast. The airpressure was 76 cm mercury. The atmospheric humidity was 83%. Source: KNMI
January 8 » Herman Hollerith is issued US patent #395,791 for the 'Art of Applying Statistics' — his punched card calculator.
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.
August 13 » William Gray of Hartford, Connecticut is granted United States Patent Number 408,709 for "Coin-controlled apparatus for telephones."
November 2 » North Dakota and South Dakota are admitted as the 39th and 40th U.S. states.
November 8 » Montana is admitted as the 41st U.S. state.
Day of marriage September 2, 1911
The temperature on September 2, 1911 was between 10.1 °C and 30.8 °C and averaged 20.4 °C. There was 11.2 hours of sunshine (82%). The average windspeed was 2 Bft (weak wind) and was prevailing from the south. Source: KNMI
January 12 » The University of the Philippines College of Law is formally established; three future Philippine presidents are among the first enrollees.
January 21 » The first Monte Carlo Rally takes place.
May 31 » The RMS Titanic is launched in Belfast, Northern Ireland.
July 7 » The United States, UK, Japan, and Russia sign the North Pacific Fur Seal Convention of 1911 banning open-water seal hunting, the first international treaty to address wildlife preservation issues.
August 21 » The Mona Lisa is stolen by Vincenzo Peruggia, a Louvre employee.
September 23 » Pilot Earle Ovington makes the first official airmail delivery in America under the authority of the United States Post Office Department
When copying data from this family tree, please include a reference to the origin: Peter Koldewijn., "Genealogy Koldewijn - van Delden - Solleveld - Miggels - Vellekoop - Jurriens", database, Genealogy Online (https://www.genealogieonline.nl/genealogie-koldewijn/I30408.php : accessed June 13, 2024), "Jannigje Heikamp (1889-????)".
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