The temperature on April 7, 1870 was about 15.5 °C. The air pressure was 2 kgf/m2 and came mainly from the west-northwest. The airpressure was 76 cm mercury. The atmospheric humidity was 43%. Source: KNMI
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).
January 17 » The United States takes possession of Wake Island in the Pacific Ocean.
March 4 » Cyclone Mahina sweeps in north of Cooktown, Queensland, with a 12 metres (39ft) wave that reaches up to 5 kilometres (3.1mi) inland, killing over 300.
March 30 » German Society of Chemistry issues an invitation to other national scientific organizations to appoint delegates to the International Committee on Atomic Weights.
July 26 » Ulises Heureaux, the 27th President of the Dominican Republic, is assassinated.
September 13 » Henry Bliss is the first person in the United States to be killed in an automobile accident.
November 29 » FC Barcelona is founded by Catalan, Spanish and Englishmen. It later develops into one of Spanish football's most iconic and strongest teams.
Day of death May 26, 1953
The temperature on May 26, 1953 was between 10.0 °C and 20.5 °C and averaged 15.2 °C. There was 4.3 mm of rain during 1.1 hours. There was 2.8 hours of sunshine (17%). The partly clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the northwest. Source: KNMI
April 25 » Francis Crick and James Watson publish "Molecular Structure of Nucleic Acids: A Structure for Deoxyribose Nucleic Acid" describing the double helix structure of DNA.
July 7 » Ernesto "Che" Guevara sets out on a trip through Bolivia, Peru, Ecuador, Panama, Costa Rica, Nicaragua, Honduras, and El Salvador.
July 26 » Arizona Governor John Howard Pyle orders an anti-polygamy law enforcement crackdown on residents of Short Creek, Arizona, which becomes known as the Short Creek raid.
August 17 » Addiction: First meeting of Narcotics Anonymous takes place, in Southern California.
September 13 » Nikita Khrushchev is appointed General Secretary of the Communist Party of the Soviet Union.
December 8 » U.S. President Dwight D. Eisenhower delivers his "Atoms for Peace" speech, which leads to an American program to supply equipment and information on nuclear power to schools, hospitals, and research institutions around the world.
When copying data from this family tree, please include a reference to the origin: Peeters Mathieu, "FutureHistory", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-riske/I2757.php : accessed September 26, 2026), "Léon Auguste "August" (Léon Auguste "August") Allaer (1870-1953)".
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