The temperature on May 12, 1888 was about 11.0 °C. The air pressure was 12 kgf/m2 and came mainly from the north-northwest. The airpressure was 77 cm mercury. The atmospheric humidity was 57%. 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.
In The Netherlands , there was from April 21, 1888 to August 21, 1891 the cabinet Mackay, with Mr. A. baron Mackay (AR) as prime minister.
March 20 » The premiere of the very first Romani language operetta is staged in Moscow, Russia.
April 6 » Thomas Green Clemson dies, bequeathing his estate to the State of South Carolina to establish Clemson Agricultural College.
September 8 » In England, the first six Football League matches are played.
September 8 » Isaac Peral's submarine is first tested.
October 29 » The Convention of Constantinople is signed, guaranteeing free maritime passage through the Suez Canal during war and peace.
October 30 » The Rudd Concession is granted by Matabeleland to agents of Cecil Rhodes.
Day of marriage January 26, 1911
The temperature on January 26, 1911 was between 6.4 °C and 10.7 °C and averaged 8.0 °C. There was 3.5 hours of sunshine (40%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
January 12 » The University of the Philippines College of Law is formally established; three future Philippine presidents are among the first enrollees.
January 29 » Mexican Revolution: Mexicali is captured by the Mexican Liberal Party, igniting the Magonista rebellion of 1911.
June 16 » IBM founded as the Computing-Tabulating-Recording Company in Endicott, New York.
July 1 » Germany despatches the gunship SMSPanther to Morocco, sparking the Agadir Crisis.
July 7 » The United States, UK, Japan, and Russia sign the North Pacific Fur Seal Convention of 1911 banning open-water seal hunting, the first international treaty to address wildlife preservation issues.
September 1 » The armored cruiser Georgios Averof is commissioned into the Greek Navy. It now serves as a museum ship.
When copying data from this family tree, please include a reference to the origin: J. Ham, "Family tree Ham", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-ham/I43348.php : accessed March 6, 2026), "Karel Jacobs (1888-????)".
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