The temperature on August 22, 1866 was about 19.5 °C. The air pressure was 2.5 kgf/m2 and came mainly from the southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 79%. Source: KNMI
In The Netherlands , there was from February 1, 1862 to February 10, 1866 the cabinet Thorbecke II, with Mr. J.R. Thorbecke (liberaal) as prime minister.
In The Netherlands , there was from February 10, 1866 to June 1, 1866 the cabinet Fransen van de Putte, with I.D. Fransen van de Putte (liberaal) as prime minister.
From June 1, 1866 till June 4, 1868 the Netherlands had a cabinet Van Zuijlen van Nijevelt - Heemskerk with the prime ministers Mr. J.P.J.A. graaf Van Zuijlen van Nijevelt (AR) and Mr. J. Heemskerk Azn. (conservatief).
January 12 » The Royal Aeronautical Society is formed in London.
April 8 » Italy and Prussia ally against the Austrian Empire.
April 10 » The American Society for the Prevention of Cruelty to Animals (ASPCA) is founded in New York City by Henry Bergh.
July 3 » Austro-Prussian War is decided at the Battle of Königgrätz, resulting in Prussia taking over as the prominent German nation from Austria.
July 27 » The first permanent transatlantic telegraph cable is successfully completed, stretching from Valentia Island, Ireland, to Heart's Content, Newfoundland.
July 30 » Armed Confederate veterans in New Orleans riot against a meeting of Radical Republicans, killing 48 people and injuring another 100.
Day of marriage May 18, 1887
The temperature on May 18, 1887 was about 12.3 °C. The air pressure was 12 kgf/m2 and came mainly from the west-southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 90%. Source: KNMI
In The Netherlands , there was from April 23, 1884 to April 21, 1888 the cabinet Heemskerk, with Mr. J. Heemskerk Azn. (conservatief) as prime minister.
January 20 » The United States Senate allows the Navy to lease Pearl Harbor as a naval base.
June 23 » The Rocky Mountains Park Act becomes law in Canada creating the nation's first national park, Banff National Park.
July 26 » Publication of the Unua Libro, founding the Esperanto movement.
November 9 » The United States receives rights to Pearl Harbor, Hawaii.
November 11 » August Spies, Albert Parsons, Adolph Fischer and George Engel are executed as a result of the Haymarket affair.
November 13 » Bloody Sunday clashes in central London.
Day of death June 15, 1935
The temperature on June 15, 1935 was between 10.3 °C and 16.4 °C and averaged 13.8 °C. There was 0.4 mm of rain during 0.3 hours. There was 0.9 hours of sunshine (5%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
March 23 » Signing of the Constitution of the Commonwealth of the Philippines.
May 31 » A 7.7 Mw earthquake destroys Quetta in modern-day Pakistan killing 40,000.
July 28 » First flight of the Boeing B-17 Flying Fortress.
September 3 » Sir Malcolm Campbell reaches a speed of 304.331 miles per hour on the Bonneville Salt Flats in Utah, becoming the first person to drive an automobile over 300mph.
September 15 » The Nuremberg Laws deprive German Jews of citizenship.
November 24 » The Senegalese Socialist Party holds its second congress.
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/I34717.php : accessed December 27, 2025), "Pieterke Holtrop (1866-1935)".
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