The temperature on September 8, 1889 was about 11.4 °C. There was 10 mm of rain. The airpressure was 76 cm mercury. The atmospheric humidity was 100%. Source: KNMI
February 22 » President Grover Cleveland signs a bill admitting North Dakota, South Dakota, Montana and Washington as U.S. states.
March 31 » The Eiffel Tower is officially opened.
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.
September 28 » The General Conference on Weights and Measures (CGPM) defines the length of a meter.
November 8 » Montana is admitted as the 41st U.S. state.
Day of death April 24, 1890
The temperature on April 24, 1890 was about 10.1 °C. The air pressure was 1 kgf/m2 and came mainly from the south east. The airpressure was 75 cm mercury. The atmospheric humidity was 82%. Source: KNMI
July 1 » Canada and Bermuda are linked by telegraph cable.
July 3 » Idaho is admitted as the 43rd U.S. state.
July 27 » Vincent van Gogh shoots himself and dies two days later.
November 23 » King William III of the Netherlands dies without a male heir and a special law is passed to allow his daughter Princess Wilhelmina to succeed him.
December 22 » Cornwallis Valley Railway begins operation between Kentville and Kingsport, Nova Scotia.
December 30 » Following the Wounded Knee Massacre, the United States Army and Lakota warriors face off in the Drexel Mission Fight.
When copying data from this family tree, please include a reference to the origin: Ronald van 't Hoff, "Family tree Van 't Hoff - Zondag - Bosch - de Zwaan - vd Kolk - Westhuis - Plomp", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-van-t-hoff/I489.php : accessed March 5, 2026), "Hendrik Boersen (1889-1890)".
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