The temperature on April 30, 1869 was about 11.9 °C. The air pressure was 12 kgf/m2 and came mainly from the north. The airpressure was 76 cm mercury. The atmospheric humidity was 57%. Source: KNMI
From June 4, 1868 till January 4, 1871 the Netherlands had a cabinet Van Bosse - Fock with the prime ministers Mr. P.P. van Bosse (liberaal) and Mr. C. Fock (liberaal).
April 17 » Morelos is admitted as the 27th state of Mexico.
June 27 » The Republic of Ezo on the island of Hokkaido ends after being defeated by Japanese Imperial troops.
July 10 » Gävle, Sweden, is largely destroyed in a fire; 80% of its 10,000 residents are left homeless.
August 16 » Battle of Acosta Ñu: A Paraguayan battalion made up of children is massacred by the Brazilian Army during the Paraguayan War.
October 16 » Girton College, Cambridge is founded, becoming England's first residential college for women.
November 22 » In Dumbarton, Scotland, the clipper Cutty Sark is launched
Day of marriage July 9, 1913
The temperature on July 9, 1913 was between 7.6 °C and 18.3 °C and averaged 13.3 °C. There was 4.5 mm of rain. There was 5.5 hours of sunshine (33%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west. 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 2 » Grand Central Terminal is opened in New York City.
March 21 » Over 360 are killed and 20,000 homes destroyed in the Great Dayton Flood in Dayton, Ohio.
March 31 » The Vienna Concert Society rioted during a performance of modernist music by Arnold Schoenberg, Alban Berg, Alexander von Zemlinsky, and Anton von Webern, causing a premature end to the concert due to violence; this concert became known as the Skandalkonzert.
June 24 » Greece and Serbia annul their alliance with Bulgaria.
November 9 » The Great Lakes Storm of 1913, the most destructive natural disaster ever to hit the lakes, reaches its greatest intensity after beginning two days earlier. The storm destroys 19 ships and kills more than 250 people.
December 1 » The Buenos Aires Metro, the first underground railway system in the Southern Hemisphere and in Latin America, begins operation.
When copying data from this family tree, please include a reference to the origin: Rik Plomp, "Pedigree Plomp", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-plomp/I4815.php : accessed January 6, 2026), "Hein Zwak (1869-????)".
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