The temperature on October 21, 1887 was about 8.5 °C. There was 0.1 mm of rain. The air pressure was 4 kgf/m2 and came mainly from the north-northeast. The airpressure was 77 cm mercury. The atmospheric humidity was 81%. 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 2 » In Punxsutawney, Pennsylvania the first Groundhog Day is observed.
June 23 » The Rocky Mountains Park Act becomes law in Canada creating the nation's first national park, Banff National Park.
July 6 » David Kalākaua, monarch of the Kingdom of Hawaii, is forced to sign the Bayonet Constitution, which transfers much of the king's authority to the Legislature of the Kingdom of Hawaii.
September 5 » A fire at the Theatre Royal, Exeter, kills 186.
October 1 » Balochistan is conquered by the British Empire.
November 13 » Bloody Sunday clashes in central London.
Day of marriage February 13, 1913
The temperature on February 13, 1913 was between 1.6 °C and 5.6 °C and averaged 3.6 °C. There was 0.1 mm of rain. The average windspeed was 1 Bft (weak wind) and was prevailing from the northwest. 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.
January 18 » First Balkan War: A Greek flotilla defeats the Ottoman Navy in the Naval Battle of Lemnos, securing the islands of the Northern Aegean Sea for Greece.
February 21 » Ioannina is incorporated into the Greek state after the Balkan Wars.
March 26 » First Balkan War: Bulgarian forces capture Adrianople.
June 23 » Second Balkan War: The Greeks defeat the Bulgarians in the Battle of Doiran.
August 28 » Queen Wilhelmina opens the Peace Palace in The Hague.
December 1 » Ford Motor Company introduces the first moving assembly line.
Day of death April 19, 1968
The temperature on April 19, 1968 was between 9.5 °C and 17.5 °C and averaged 13.0 °C. There was 8.3 hours of sunshine (59%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the southwest. Source: KNMI
When copying data from this family tree, please include a reference to the origin: Dirk Ham, "Family tree Ham en Dallinga", database, Genealogy Online (https://www.genealogieonline.nl/ham-stamboom/I3641.php : accessed February 21, 2026), "Johannes Post (1887-1968)".
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