The temperature on April 3, 1889 was about 4.5 °C. There was 2 mm of rain. The air pressure was 10 kgf/m2 and came mainly from the northwest. The airpressure was 75 cm mercury. The atmospheric humidity was 85%. 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.
February 9 » US president Grover Cleveland signs a bill elevating the United States Department of Agriculture to a Cabinet-level agency.
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.
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
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