The temperature on April 12, 1873 was about 9.9 °C. There was 0.1 mm of rain. The air pressure was 1 kgf/m2 and came mainly from the north-northwest. The airpressure was 76 cm mercury. The atmospheric humidity was 70%. Source: KNMI
From July 6, 1872 till August 27, 1874 the Netherlands had a cabinet De Vries - Fransen van de Putte with the prime ministers Mr. G. de Vries Azn. (liberaal) and I.D. Fransen van de Putte (liberaal).
January 17 » A group of Modoc warriors defeats the United States Army in the First Battle of the Stronghold, part of the Modoc War.
March 3 » Censorship in the United States: The U.S. Congress enacts the Comstock Law, making it illegal to send any "obscene literature and articles of immoral use" through the mail.
April 13 » The Colfax massacre, in which more than 60 black men are murdered, takes place.
June 18 » Susan B. Anthony is fined $100 for attempting to vote in the 1872 presidential election.
August 2 » The Clay Street Hill Railroad begins operating the first cable car in San Francisco's famous cable car system.
September 15 » Franco-Prussian War: The last Imperial German Army troops leave France upon completion of payment of indemnity.
Day of marriage April 20, 1900
The temperature on April 20, 1900 was about 12.8 °C. The airpressure was 78 cm mercury. The atmospheric humidity was 68%. Source: KNMI
February 7 » Second Boer War: British troops fail in their third attempt to lift the Siege of Ladysmith.
July 2 » Jean Sibelius' Finlandia receives its première performance in Helsinki with the Helsinki Philharmonic Society conducted by Robert Kajanus.
July 27 » Kaiser Wilhelm II makes a speech comparing Germans to Huns; for years afterwards, "Hun" would be a disparaging name for Germans.
September 8 » Galveston hurricane: A powerful hurricane hits Galveston, Texas killing about 8,000 people.
October 25 » The United Kingdom annexes the Transvaal.
November 7 » Second Boer War: Battle of Leliefontein, a battle during which the Royal Canadian Dragoons win three Victoria Crosses.
Day of death February 1, 1949
The temperature on February 1, 1949 was between -1.9 °C and 4.3 °C and averaged 1.1 °C. There was 0.1 mm of rain during 0.2 hours. There was 2.2 hours of sunshine (24%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north. Source: KNMI
From August 7, 1948 till March 15, 1951 the Netherlands had a cabinet Drees - Van Schaik with the prime ministers Dr. W. Drees (PvdA) and Mr. J.R.H. van Schaik (KVP).
January 31 » These Are My Children, the first television daytime soap opera, is broadcast by the NBC station in Chicago.
February 15 » Gerald Lankester Harding and Roland de Vaux begin excavations at Cave 1 of the Qumran Caves, where they will eventually discover the first seven Dead Sea Scrolls.
May 9 » Rainier III becomes Prince of Monaco.
August 29 » Soviet atomic bomb project: The Soviet Union tests its first atomic bomb, known as First Lightning or Joe 1, at Semipalatinsk, Kazakhstan.
August 31 » The retreat of the Democratic Army of Greece in Albania after its defeat on Gramos mountain marks the end of the Greek Civil War.
November 18 » The Iva Valley Shooting occurs after the coal miners of Enugu in Nigeria go on strike over withheld wages; 21 miners are shot dead and 51 are wounded by police under the supervision of the British colonial administration of Nigeria.
When copying data from this family tree, please include a reference to the origin: Hans Jansen, "Stambomen Hans Sentis", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-sentis/I2187.php : accessed March 1, 2026), "Jopje Boers (1873-1949)".
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