The temperature on July 17, 1868 was about 20.0 °C. The air pressure was 1 kgf/m2 and came mainly from the north-northwest. The airpressure was 76 cm mercury. The atmospheric humidity was 85%. Source: KNMI
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).
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).
May 30 » Decoration Day (the predecessor of the modern "Memorial Day") is observed in the United States for the first time after a proclamation by John A. Logan, head of the Grand Army of the Republic (a veterans group).
June 1 » The Treaty of Bosque Redondo is signed, allowing the Navajo to return to their lands in Arizona and New Mexico.
June 10 » Mihailo Obrenović III, Prince of Serbia is assassinated.
July 28 » The 14th Amendment to the United States Constitution is certified, establishing African American citizenship and guaranteeing due process of law.
November 3 » John Willis Menard (R-Louisiana) was the first African American elected to the United States Congress. Because of an electoral challenge, he was never seated.
December 9 » The first traffic lights are installed, outside the Palace of Westminster in London. Resembling railway signals, they use semaphore arms and are illuminated at night by red and green gas lamps.
Day of marriage April 27, 1895
The temperature on April 27, 1895 was about 13.1 °C. The airpressure was 75 cm mercury. The atmospheric humidity was 79%. Source: KNMI
March 19 » Auguste and Louis Lumière record their first footage using their newly patented cinematograph.
April 6 » Oscar Wilde is arrested in the Cadogan Hotel, London, after losing a libel case against the Marquess of Queensberry.
April 8 » In Pollock v. Farmers' Loan & Trust Co. the Supreme Court of the United States declares unapportioned income tax to be unconstitutional.
May 7 » In Saint Petersburg, Russian scientist Alexander Stepanovich Popov demonstrates to the Russian Physical and Chemical Society his invention, the Popov lightning detector—a primitive radio receiver. In some parts of the former Soviet Union the anniversary of this day is celebrated as Radio Day.
May 25 » The Republic of Formosa is formed, with Tang Jingsong as its president.
October 8 » Korean Empress Myeongseong is assassinated by Japanese infiltrators.
Day of death July 19, 1941
The temperature on July 19, 1941 was between 11.7 °C and 19.4 °C and averaged 15.8 °C. There was 7.7 mm of rain during 2.7 hours. There was 4.9 hours of sunshine (30%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
In The Netherlands , there was from September 3, 1940 to July 27, 1941 the cabinet Gerbrandy I, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
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.
When copying data from this family tree, please include a reference to the origin: P. Heres, "Family tree Haverkamp", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-haverkamp/I1099507995.php : accessed May 3, 2024), "Jan Boeve (1868-1941)".
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