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.
February 24 » China and Russia sign the Sino-Russian Ili Treaty.
April 16 » In Dodge City, Kansas, Bat Masterson fights his last gun battle.
April 28 » Billy the Kid escapes from the Lincoln County jail in Mesilla, New Mexico.
June 13 » The USS Jeannette is crushed in an Arctic Ocean ice pack.
July 1 » General Order 70, the culmination of the Cardwell and Childers reforms of the British Army, comes into effect.
July 2 » Charles J. Guiteau shoots and fatally wounds U.S. President James A. Garfield (who will die of complications from his wounds on September 19).
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 6 » New Mexico is admitted to the Union as the 47th U.S. state.
October 7 » The Helsinki Stock Exchange sees its first transaction.
October 14 » Former president Theodore Roosevelt is shot and mildly wounded by John Flammang Schrank. With the fresh wound in his chest, and the bullet still within it, Roosevelt delivers his scheduled speech.
November 7 » The Deutsche Opernhaus (now Deutsche Oper Berlin) opens in the Berlin neighborhood of Charlottenburg, with a production of Beethoven's Fidelio.
December 8 » Leaders of the German Empire hold an Imperial War Council to discuss the possibility that war might break out.
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 12, 2026), "Pieter de Graaf (1881-????)".
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