The temperature on June 23, 1890 was about 18.1 °C. The air pressure was 1 kgf/m2 and came mainly from the northwest. The airpressure was 76 cm mercury. The atmospheric humidity was 57%. Source: KNMI
January 22 » The United Mine Workers of America is founded in Columbus, Ohio.
March 4 » The longest bridge in Great Britain, the Forth Bridge in Scotland, measuring 1,710 feet (520m) long, is opened by the Duke of Rothesay, later King Edward VII.
July 10 » Wyoming is admitted as the 44th U.S. state.
September 24 » The Church of Jesus Christ of Latter-day Saints officially renounces polygamy.
October 12 » Uddevalla Suffrage Association is formed.
December 29 » Wounded Knee Massacre on Pine Ridge Indian Reservation, 300 Lakota are killed by the United States 7th Cavalry Regiment.
When copying data from this family tree, please include a reference to the origin: Rebecca Gibson, "Hamerslag Family Tree", database, Genealogy Online (https://www.genealogieonline.nl/hamerslag-family-tree/P54.php : accessed May 14, 2025), "William George Forster Hamerslag (1890-????)".
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