The temperature on September 5, 1889 was about 15.9 °C. The air pressure was 4 kgf/m2 and came mainly from the west-southwest. The airpressure was 77 cm mercury. The atmospheric humidity was 81%. Source: KNMI
January 8 » Herman Hollerith is issued US patent #395,791 for the 'Art of Applying Statistics' — his punched card calculator.
January 22 » Columbia Phonograph is formed in Washington, D.C.
April 1 » The University of Northern Colorado was established, as the Colorado State Normal School.
May 2 » Menelik II, Emperor of Ethiopia, signs the Treaty of Wuchale, giving Italy control over Eritrea.
June 6 » The Great Seattle Fire destroys all of downtown Seattle.
July 11 » Tijuana, Mexico, is founded.
Day of death January 7, 1890
The temperature on January 7, 1890 was about 11.4 °C. The air pressure was 2 kgf/m2 and came mainly from the south. The airpressure was 77 cm mercury. The atmospheric humidity was 81%. Source: KNMI
When copying data from this family tree, please include a reference to the origin: Kees van Veen, "Genealogy Van Veen-Martens", database, Genealogy Online (https://www.genealogieonline.nl/genealogie-van-veen-martens/I1127591650.php : accessed August 9, 2025), "Adrianus Cornelis Boer (1889-1890)".
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