The temperature on May 23, 1881 was about 18.6 °C. The air pressure was 4 kgf/m2 and came mainly from the east-southeast. The airpressure was 77 cm mercury. The atmospheric humidity was 44%. Source: KNMI
In The Netherlands , there was from August 20, 1879 to April 23, 1883 the cabinet Van Lijnden van Sandenburg, with Mr. C.Th. baron Van Lijnden van Sandenburg (conservatief-AR) as prime minister.
March 1 » The first Minnesota State Capitol burns down.
April 11 » Spelman College is founded in Atlanta, Georgia as the Atlanta Baptist Female Seminary, an institute of higher education for African-American women.
April 16 » In Dodge City, Kansas, Bat Masterson fights his last gun battle.
July 23 » The Boundary Treaty of 1881 between Chile and Argentina is signed in Buenos Aires.
October 13 » First known conversation in modern Hebrew by Eliezer Ben-Yehuda and friends.
November 9 » Mapuche rebels attack the fortified Chilean settlement of Temuco.
Day of marriage October 19, 1912
The temperature on October 19, 1912 was between 4.2 °C and 13.8 °C and averaged 10.0 °C. There was 4.5 mm of rain. There was 5.4 hours of sunshine (52%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
January 5 » The 6th All-Russian Conference of the Russian Social Democratic Labour Party (Prague Party Conference) opens. In the course of the conference, Vladimir Lenin and his supporters break from the rest of the party to form the Bolshevik movement.
January 6 » German geophysicist Alfred Wegener first presents his theory of continental drift.
July 30 » Japan's Emperor Meiji dies and is succeeded by his son Yoshihito, who is now known as the Emperor Taishō.
October 24 » First Balkan War: The Battle of Kumanovo concludes with the Serbian victory against the Ottoman Empire.
November 27 » Spain declares a protectorate over the north shore of Morocco.
December 28 » The first municipally owned streetcars take to the streets in San Francisco.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I53513.php : accessed October 16, 2026), "Pieter de Graaf (1881-????)".
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