The temperature on April 10, 1871 was about 9.1 °C. The air pressure was 7 kgf/m2 and came mainly from the north-northeast. The atmospheric humidity was 38%. 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).
In The Netherlands , there was from January 4, 1871 to July 6, 1872 the cabinet Thorbecke III, with Mr. J.R. Thorbecke (liberaal) as prime minister.
March 21 » Otto von Bismarck is appointed as the first Chancellor of the German Empire.
March 29 » Royal Albert Hall is opened by Queen Victoria.
May 21 » Opening of the first rack railway in Europe, the Rigi Bahnen on Mount Rigi.
July 29 » The Connecticut Valley Railroad opens between Old Saybrook, Connecticut and Hartford, Connecticut in the United States.
November 16 » The National Rifle Association receives its charter from New York State.
December 26 » Thespis, the first Gilbert and Sullivan collaboration, debuts. It does modestly well, but the two would not collaborate again for four years and the score has been lost.
Day of marriage May 19, 1897
The temperature on May 19, 1897 was about 14.9 °C. The airpressure was 76 cm mercury. The atmospheric humidity was 75%. Source: KNMI
July 2 » British-Italian engineer Guglielmo Marconi obtains a patent for radio in London.
July 26 » Anglo-Afghan War: The Pashtun fakir Saidullah leads an army of more than 10,000 to begin a siege of the British garrison in the Malakand Agency of the North West Frontier Province of India.
August 10 » German chemist Felix Hoffmann discovers an improved way of synthesizing acetylsalicylic acid (aspirin).
September 1 » The Tremont Street Subway in Boston opens, becoming the first underground rapid transit system in North America.
December 6 » London becomes the world's first city to host licensed taxicabs.
December 9 » Activist Marguerite Durand founds the feminist daily newspaper La Fronde in Paris.
Day of death December 11, 1943
The temperature on December 11, 1943 was between -1.3 °C and 1.2 °C and averaged 0.2 °C. There was 2.9 hours of sunshine (37%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the east-northeast. Source: KNMI
In The Netherlands , there was from July 27, 1941 to February 23, 1945 the cabinet Gerbrandy II, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
July 4 » World War II: The Battle of Kursk, the largest full-scale battle in history and the world's largest tank battle, begins in the village of Prokhorovka.
July 23 » The Rayleigh bath chair murder occurred in Rayleigh, Essex, England.
August 31 » USSHarmon, the first U.S. Navy ship to be named after a black person, is commissioned.
October 1 » World War II: After the Four Days of Naples, Allied troops enter the city.
October 8 » World War II: Around 30 civilians are executed by Friedrich Schubert's paramilitary group in Kallikratis, Crete.
November 26 » World War II: HMT Rohna is sunk by the Luftwaffe in an air attack in the Mediterranean north of Béjaïa, Algeria.
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/I159362.php : accessed October 5, 2026), "Taeke Potstra (1871-1943)".
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