The temperature on May 13, 1880 was about 15.3 °C. The air pressure was 2 kgf/m2 and came mainly from the northeast. The airpressure was 76 cm mercury. The atmospheric humidity was 61%. 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.
February 13 » Thomas Edison observes Thermionic emission.
May 11 » Seven people are killed in the Mussel Slough Tragedy, a gun battle in California.
May 13 » In Menlo Park, New Jersey, Thomas Edison performs the first test of his electric railway.
June 7 » War of the Pacific: The Battle of Arica, the assault and capture of Morro de Arica (Arica Cape), ends the Campaña del Desierto (Desert Campaign).
June 29 » France annexes Tahiti, renaming the independent Kingdom of Tahiti as "Etablissements de français de l'Océanie".
August 14 » Construction of Cologne Cathedral, the most famous landmark in Cologne, Germany, is completed.
Day of death March 22, 1964
The temperature on March 22, 1964 was between 6.7 °C and 11.1 °C and averaged 8.2 °C. There was 0.7 mm of rain during 1.6 hours. The almost completely overcast was. The average windspeed was 2 Bft (weak wind) and was prevailing from the southwest. Source: KNMI
April 11 » Brazilian Marshal Humberto de Alencar Castelo Branco is elected President by the National Congress.
May 2 » Vietnam War: An explosion sinks the American aircraft carrier USNS Card while it is docked at Saigon. Two Viet Cong combat swimmers had placed explosives on the ship's hull. She is raised and returned to service less than seven months later.
August 7 » Vietnam War: The U.S. Congress passes the Gulf of Tonkin Resolution giving U.S. President Lyndon B. Johnson broad war powers to deal with North Vietnamese attacks on American forces.
November 21 » Second Vatican Council: The third session of the Roman Catholic Church's ecumenical council closes.
December 5 » Vietnam War: For his heroism in battle earlier in the year, Captain Roger Donlon is awarded the first Medal of Honor of the war.
When copying data from this family tree, please include a reference to the origin: Wander Slomp, "Family tree Slomp", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-slomp/I273.php : accessed March 17, 2026), "Harm Slomp (1880-1964)".
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