The temperature on October 23, 1889 was about 6.9 °C. There was 0.4 mm of rain. The airpressure was 75 cm mercury. The atmospheric humidity was 98%. Source: KNMI
January 8 » Herman Hollerith is issued US patent #395,791 for the 'Art of Applying Statistics' — his punched card calculator.
January 30 » Archduke Crown Prince Rudolf of Austria, heir to the Austro-Hungarian crown, is found dead with his mistress Baroness Mary Vetsera in the Mayerling.
April 1 » The University of Northern Colorado was established, as the Colorado State Normal School.
June 6 » The Great Seattle Fire destroys all of downtown Seattle.
July 8 » The first issue of The Wall Street Journal is published.
August 4 » The Great Fire of Spokane, Washington destroys some 32 blocks of the city, prompting a mass rebuilding project.
Day of death April 15, 1958
The temperature on April 15, 1958 was between 2.2 °C and 9.2 °C and averaged 5.0 °C. There was 0.7 mm of rain during 1.8 hours. There was 0.8 hours of sunshine (6%). The heavily clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the north. Source: KNMI
March 19 » The Monarch Underwear Company fire leaves 24 dead and 15 injured.
March 24 » Rock 'n' roll teen idol Elvis Presley is drafted in the U.S. Army.
April 26 » Final run of the Baltimore and Ohio Railroad's Royal Blue from Washington, D.C., to New York City after 68years, the first U.S. passenger train to use electric locomotives.
July 25 » The African Regroupment Party holds its first congress in Cotonou.
September 15 » A Central Railroad of New Jersey commuter train runs through an open drawbridge at the Newark Bay, killing 48.
October 26 » Pan American Airways makes the first commercial flight of the Boeing 707 from New York City to Paris.
When copying data from this family tree, please include a reference to the origin: Hendrik de Graaf, "Family tree Plugboer", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-plugboer/I4571.php : accessed March 13, 2026), "Huberdina Verhaagen (1889-1958)".
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