The temperature on May 10, 1890 was about 13.1 °C. The air pressure was 1 kgf/m2 and came mainly from the east. The airpressure was 75 cm mercury. The atmospheric humidity was 90%. Source: KNMI
April 14 » The Pan-American Union is founded by the First International Conference of American States in Washington, D.C.
July 26 » In Buenos Aires, Argentina the Revolución del Parque takes place, forcing President Miguel Ángel Juárez Celman's resignation.
August 7 » Anna Månsdotter became the last woman to be executed in Sweden for the 1889 Yngsjö murder.
September 25 » The United States Congress establishes Sequoia National Park.
October 1 » Yosemite National Park is established by the U.S. Congress.
November 29 » The Meiji Constitution goes into effect in Japan, and the first Diet convenes.
Day of death January 19, 1978
The temperature on January 19, 1978 was between -3.0 °C and 3.1 °C and averaged 1.1 °C. There was 1.1 mm of rain during 1.1 hours. There was 1.0 hours of sunshine (12%). The partly or heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south east. Source: KNMI
In The Netherlands , there was from Monday, December 19, 1977 to Friday, September 11, 1981 the cabinet Van Agt I, with Mr. A.A.M. van Agt (CDA/KVP) as prime minister.
February 8 » Proceedings of the United States Senate are broadcast on radio for the first time.
February 13 » Hilton bombing: a bomb explodes in a refuse truck outside the Hilton Hotel in Sydney, Australia, killing two refuse collectors and a policeman.
March 22 » Karl Wallenda of The Flying Wallendas dies after falling off a tight-rope suspended between two hotels in San Juan, Puerto Rico.
May 1 » Japan's Naomi Uemura, travelling by dog sled, becomes the first person to reach the North Pole alone.
July 11 » Los Alfaques disaster: A truck carrying liquid gas crashes and explodes at a coastal campsite in Tarragona, Spain killing 216 tourists.
October 16 » Pope John Paul II becomes the first non-Italian pontiff since 1523.
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/I4080.php : accessed February 25, 2026), "Johanna Magdalena Hendrika Wolff (1890-1978)".
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