The temperature on May 10, 1870 was about 10.8 °C. The air pressure was 1 kgf/m2 and came mainly from the north-northeast. The airpressure was 76 cm mercury. The atmospheric humidity was 62%. 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).
January 3 » Construction work begins on the Brooklyn Bridge in New York, United States.
January 6 » The inauguration of the Musikverein in Vienna, Austria.
March 16 » The first version of the overture fantasy Romeo and Juliet by Tchaikovsky receives its première performance.
June 26 » The Christian holiday of Christmas is declared a federal holiday in the United States.
September 19 » Franco-Prussian War: The siege of Paris begins. The city will hold out for over four months before surrendering.
September 20 » The Bersaglieri corps enter Rome through the Porta Pia, and complete the unification of Italy.
Day of marriage May 7, 1892
The temperature on May 7, 1892 was about 8.5 °C. There was 0.5 mm of rain. The airpressure was 77 cm mercury. The atmospheric humidity was 84%. Source: KNMI
In The Netherlands , there was from August 21, 1891 to May 9, 1894 the cabinet Van Tienhoven, with Mr. G. van Tienhoven (unie-liberaal) as prime minister.
January 15 » James Naismith publishes the rules of basketball.
March 18 » Former Governor General Lord Stanley pledges to donate a silver challenge cup as an award for the best hockey team in Canada; it was later named after him as the Stanley Cup.
June 30 » The Homestead Strike begins near Pittsburgh, Pennsylvania.
August 9 » Thomas Edison receives a patent for a two-way telegraph.
September 9 » Amalthea, third moon of Jupiter is discovered by Edward Emerson Barnard.
October 26 » Ida B. Wells publishes Southern Horrors: Lynch Law in All Its Phases.
Day of death May 17, 1961
The temperature on May 17, 1961 was between 7.5 °C and 17.0 °C and averaged 13.0 °C. There was 7.4 hours of sunshine (47%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northeast. Source: KNMI
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/I167974.php : accessed February 12, 2026), "Sjoerdje de Groot (1870-1961)".
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