The temperature on April 17, 1885 was about 16.6 °C. The air pressure was 12 kgf/m2 and came mainly from the north-northeast. The airpressure was 76 cm mercury. The atmospheric humidity was 47%. Source: KNMI
In The Netherlands , there was from April 23, 1884 to April 21, 1888 the cabinet Heemskerk, with Mr. J. Heemskerk Azn. (conservatief) as prime minister.
January 17 » A British force defeats a large Dervish army at the Battle of Abu Klea in the Sudan.
February 5 » King Leopold II of Belgium establishes the Congo as a personal possession.
April 24 » American sharpshooter Annie Oakley is hired by Nate Salsbury to be a part of Buffalo Bill's Wild West.
September 22 » Lord Randolph Churchill makes a speech in Ulster in opposition to the Irish Home Rule movement.
November 28 » Bulgarian victory in the Serbo-Bulgarian War preserves the Unification of Bulgaria.
December 22 » Itō Hirobumi, a samurai, became the first Prime Minister of Japan.
Day of marriage April 4, 1913
The temperature on April 4, 1913 was between 4.4 °C and 15.0 °C and averaged 9.2 °C. There was 3.9 hours of sunshine (30%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
In The Netherlands , there was from February 12, 1908 to August 29, 1913 the cabinet Heemskerk, with Mr. Th. Heemskerk (AR) as prime minister.
In The Netherlands , there was from August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
February 3 » The Sixteenth Amendment to the United States Constitution is ratified, authorizing the Federal government to impose and collect an income tax.
February 21 » Ioannina is incorporated into the Greek state after the Balkan Wars.
March 12 » The future capital of Australia is officially named Canberra.
July 3 » Confederate veterans at the Great Reunion of 1913 reenact Pickett's Charge; upon reaching the high-water mark of the Confederacy they are met by the outstretched hands of friendship from Union survivors.
July 12 » Serbian forces begin their siege of the Bulgarian city of Vidin; the siege is later called off when the war ends.
August 16 » Completion of the Royal Navy battlecruiser HMSQueen Mary.
Day of death April 19, 1961
The temperature on April 19, 1961 was between 3.2 °C and 16.5 °C and averaged 10.2 °C. There was 10.3 hours of sunshine (73%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the east-northeast. Source: KNMI
January 11 » Throgs Neck Bridge over the East River, linking New York City's boroughs of The Bronx and Queens, opens to road traffic.
February 13 » An allegedly 500,000-year-old rock is discovered near Olancha, California, US, that appears to anachronistically encase a spark plug.
March 1 » Uganda becomes self-governing and holds its first elections.
April 27 » Sierra Leone is granted its independence from the United Kingdom, with Milton Margai as the first Prime Minister.
July 21 » Mercury program: Mercury-Redstone 4 Mission: Gus Grissom piloting Liberty Bell 7 becomes the second American to go into space (in a suborbital mission).
October 1 » The United States Defense Intelligence Agency is formed, becoming the country's first centralized military intelligence organization.
When copying data from this family tree, please include a reference to the origin: Peter Keesman, "Family tree Keesman", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-keesman/I16144.php : accessed February 25, 2026), "Jacob Blaauboer (1885-1961)".
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