The temperature on June 3, 1874 was about 21.0 °C. The air pressure was 3 kgf/m2 and came mainly from the west-northwest. The airpressure was 77 cm mercury. The atmospheric humidity was 67%. Source: KNMI
From July 6, 1872 till August 27, 1874 the Netherlands had a cabinet De Vries - Fransen van de Putte with the prime ministers Mr. G. de Vries Azn. (liberaal) and I.D. Fransen van de Putte (liberaal).
From August 27, 1874 till November 3, 1877 the Netherlands had a cabinet Heemskerk - Van Lijnden van Sandenburg with the prime ministers Mr. J. Heemskerk Azn. (conservatief) and Mr. C.Th. baron Van Lijnden van Sandenburg (AR).
March 15 » France and Vietnam sign the Second Treaty of Saigon, further recognizing the full sovereignty of France over Cochinchina.
May 27 » The first group of Dorsland trekkers under the leadership of Gert Alberts leaves Pretoria.
June 29 » Greek politician Charilaos Trikoupis publishes a manifesto in the Athens daily Kairoi entitled "Who's to Blame?" leveling complaints against King George. Trikoupis is elected Prime Minister of Greece the next year.
July 1 » The Sholes and Glidden typewriter, the first commercially successful typewriter, goes on sale.
July 8 » The Mounties begin their March West.
July 31 » Dr. Patrick Francis Healy became the first African-American inaugurated as president of a predominantly white university, Georgetown University.
Day of marriage July 7, 1894
The temperature on July 7, 1894 was about 20.3 °C. The airpressure was 76 cm mercury. The atmospheric humidity was 74%. 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.
In The Netherlands , there was from May 9, 1894 to July 27, 1897 the cabinet Roëll, with Jonkheer mr. J. Roëll (oud-liberaal) as prime minister.
January 9 » New England Telephone and Telegraph installs the first battery-operated telephone switchboard in Lexington, Massachusetts.
May 21 » The Manchester Ship Canal in the United Kingdom is officially opened by Queen Victoria, who later knights its designer Sir Edward Leader Williams.
July 4 » The short-lived Republic of Hawaii is proclaimed by Sanford B. Dole.
July 22 » The first ever motor race is held in France between the cities of Paris and Rouen. The fastest finisher was the Comte Jules-Albert de Dion, but the 'official' victory was awarded to Albert Lemaître driving his 3hp petrol engined Peugeot.
August 25 » Kitasato Shibasaburō discovers the infectious agent of the bubonic plague and publishes his findings in The Lancet.
September 17 » Battle of the Yalu River, the largest naval engagement of the First Sino-Japanese War.
Day of death August 11, 1947
The temperature on August 11, 1947 was between 12.6 °C and 24.5 °C and averaged 18.8 °C. There was 0.1 mm of rain. There was 12.7 hours of sunshine (85%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
May 1 » Portella della Ginestra massacre against May Day celebrations in Sicily by the bandit and separatist leader Salvatore Giuliano where 11 persons are killed and 33 wounded.
June 24 » Kenneth Arnold makes the first widely reported UFO sighting near Mount Rainier, Washington, leading to the coining of the phrase "flying saucer".
September 15 » Typhoon Kathleen hit the Kantō region in Japan killing 1,077.
November 17 » American scientists John Bardeen and Walter Houser Brattain observe the basic principles of the transistor, a key element for the electronics revolution of the 20th century.
December 6 » The Everglades National Park in Florida is dedicated.
December 16 » William Shockley, John Bardeen and Walter Brattain build the first practical point-contact transistor.
When copying data from this family tree, please include a reference to the origin: J. van Broekhoven, "Database Van Broekhoven", database, Genealogy Online (https://www.genealogieonline.nl/database-van-broekhoven/I47426.php : accessed January 11, 2026), "Willem de Groot (1874-1947)".
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