The temperature on June 17, 1880 was about 18.0 °C. The air pressure was 5 kgf/m2 and came mainly from the northeast. The airpressure was 76 cm mercury. The atmospheric humidity was 90%. Source: KNMI
In The Netherlands , there was from August 20, 1879 to April 23, 1883 the cabinet Van Lijnden van Sandenburg, with Mr. C.Th. baron Van Lijnden van Sandenburg (conservatief-AR) as prime minister.
May 13 » In Menlo Park, New Jersey, Thomas Edison performs the first test of his electric railway.
June 24 » First performance of O Canada at the Congrès national des Canadiens-Français. The song would later become the national anthem of Canada.
June 29 » France annexes Tahiti, renaming the independent Kingdom of Tahiti as "Etablissements de français de l'Océanie".
July 27 » Second Anglo-Afghan War: Battle of Maiwand: Afghan forces led by Mohammad Ayub Khan defeat the British Army in battle near Maiwand, Afghanistan.
August 14 » Construction of Cologne Cathedral, the most famous landmark in Cologne, Germany, is completed.
November 11 » Australian bushranger Ned Kelly is hanged at Melbourne Gaol.
Day of marriage April 14, 1910
The temperature on April 14, 1910 was between 9.2 °C and 16.5 °C and averaged 12.2 °C. There was 3.9 mm of rain. There was 1.6 hours of sunshine (12%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
January 13 » The first public radio broadcast takes place; a live performance of the operas Cavalleria rusticana and Pagliacci are sent out over the airwaves from the Metropolitan Opera House in New York.
March 28 » Henri Fabre becomes the first person to fly a seaplane, the Fabre Hydravion, after taking off from a water runway near Martigues, France.
May 4 » The Royal Canadian Navy is created.
May 6 » George V becomes King of Great Britain, Ireland, and many overseas territories, on the death of his father, Edward VII.
September 22 » The Duke of York's Picture House opens in Brighton, now the oldest continually operating cinema in Britain.
October 5 » In a revolution in Portugal the monarchy is overthrown and a republic is declared.
Day of death February 1, 1975
The temperature on February 1, 1975 was between 3.9 °C and 9.3 °C and averaged 7.0 °C. There was 4.0 hours of sunshine (44%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west. Source: KNMI
In The Netherlands , there was from Friday, May 11, 1973 to Monday, December 19, 1977 the cabinet Den Uyl, with Drs. J.M. den Uyl (PvdA) as prime minister.
April 2 » Vietnam War: Thousands of civilian refugees flee from Quảng Ngãi Province in front of advancing North Vietnamese troops.
April 4 » Microsoft is founded as a partnership between Bill Gates and Paul Allen in Albuquerque, New Mexico.
April 19 » India's first satellite Aryabhata launched in orbit from Kapustin Yar, Russia.
April 29 » Vietnam War: Operation Frequent Wind: The U.S. begins to evacuate U.S. citizens from Saigon before an expected North Vietnamese takeover. U.S. involvement in the war comes to an end.
July 5 » Arthur Ashe becomes the first black man to win the Wimbledon singles title.
December 29 » A bomb explodes at LaGuardia Airport in New York City, killing 11 people and injuring 74.
When copying data from this family tree, please include a reference to the origin: Hans Opperman, "Family tree Opperman", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-opperman/I4068.php : accessed January 16, 2026), "Christianus Cornelius "Chris" Wolff (1880-1975)".
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