The temperature on January 17, 1889 was about -4.9 °C. The air pressure was 4 kgf/m2 and came mainly from the east. The airpressure was 77 cm mercury. The atmospheric humidity was 86%. Source: KNMI
January 8 » Herman Hollerith is issued US patent #395,791 for the 'Art of Applying Statistics' — his punched card calculator.
April 1 » The University of Northern Colorado was established, as the Colorado State Normal School.
June 29 » Hyde Park and several other Illinois townships vote to be annexed by Chicago, forming the largest United States city in area and second largest in population at the time.
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.
August 13 » William Gray of Hartford, Connecticut is granted United States Patent Number 408,709 for "Coin-controlled apparatus for telephones."
When copying data from this family tree, please include a reference to the origin: Willem Slotboom, "Slotboom family tree", database, Genealogy Online (https://www.genealogieonline.nl/slotboom-family-tree/I524199.php : accessed June 16, 2024), "Hendrika Johanna Hessing (1868-1947)".
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