The temperature on July 15, 1887 was about 23.8 °C. The air pressure was 10 kgf/m2 and came mainly from the west-southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 58%. 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.
February 23 » The French Riviera is hit by a large earthquake, killing around 2,000.
May 9 » Buffalo Bill Cody's Wild West Show opens in London.
June 18 » The Reinsurance Treaty between Germany and Russia is signed.
July 26 » Publication of the Unua Libro, founding the Esperanto movement.
September 5 » A fire at the Theatre Royal, Exeter, kills 186.
October 1 » Balochistan is conquered by the British Empire.
Day of marriage October 12, 1912
The temperature on October 12, 1912 was between -3.1 °C and 15.0 °C and averaged 4.8 °C. There was 7.2 hours of sunshine (66%). The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southeast. Source: KNMI
January 6 » German geophysicist Alfred Wegener first presents his theory of continental drift.
March 6 » Italo-Turkish War: Italian forces become the first to use airships in war, as two dirigibles drop bombs on Turkish troops encamped at Janzur, from an altitude of 6,000 feet.
April 2 » The ill-fated RMSTitanic begins sea trials.
April 14 » The British passenger liner RMSTitanic hits an iceberg in the North Atlantic at 23:40 (sinks morning of April 15th).
June 30 » The Regina Cyclone, Canada's deadliest tornado event, kills 28 people in Regina, Saskatchewan.
November 28 » Albania declares its independence from the Ottoman Empire.
Day of death December 15, 1937
The temperature on December 15, 1937 was between 0.7 °C and 4.0 °C and averaged 2.7 °C. There was 3.0 mm of rain during 3.2 hours. The average windspeed was 2 Bft (weak wind) and was prevailing from the south east. Source: KNMI
February 19 » Yekatit 12: During a public ceremony at the Viceregal Palace (the former Imperial residence) in Addis Ababa, Ethiopia, two Ethiopian nationalists of Eritrean origin attempt to kill viceroy Rodolfo Graziani with a number of grenades.
June 11 » Great Purge: The Soviet Union under Joseph Stalin executes eight army leaders.
June 14 » Pennsylvania becomes the first (and only) state of the United States to celebrate Flag Day officially as a state holiday.
July 7 » The Marco Polo Bridge Incident provides the Imperial Japanese Army with a pretext for starting the Second Sino-Japanese War.
July 9 » The silent film archives of Fox Film Corporation are destroyed by the 1937 Fox vault fire.
November 8 » The Nazi exhibition Der ewige Jude ("The Eternal Jew") opens in Munich.
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/I57346.php : accessed February 7, 2026), "Jan Hendrik Kerseboom (1887-1937)".
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