The temperature on August 16, 1870 was about 15.7 °C. The air pressure was 2 kgf/m2 and came mainly from the northwest. The airpressure was 76 cm mercury. The atmospheric humidity was 83%. 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 3 » Construction work begins on the Brooklyn Bridge in New York, United States.
January 26 » Reconstruction Era: Virginia rejoins the Union.
February 15 » Stevens Institute of Technology is founded in New Jersey, USA and offers the first Bachelor of Engineering degree in Mechanical Engineering.
July 1 » The United States Department of Justice formally comes into existence.
July 15 » Rupert's Land and the North-Western Territory are transferred to Canada from the Hudson's Bay Company, and the province of Manitoba and the Northwest Territories are established from these vast territories.
August 2 » Tower Subway, the world's first underground tube railway, opens in London, England, United Kingdom.
Day of marriage June 4, 1902
The temperature on June 4, 1902 was between 12.5 °C and 24.5 °C and averaged 18.1 °C. There was 11.2 hours of sunshine (68%). Source: KNMI
January 30 » The first Anglo-Japanese Alliance is signed in London.
March 7 » Second Boer War: Boers, led by Koos de la Rey, inflict the biggest defeat upon the British since the beginning of the war, at Tweebosch.
April 18 » The 7.5 Mw Guatemala earthquake shakes Guatemala with a maximum Mercalli intensity of VIII (Severe), killing between 800–2,000.
May 20 » Cuba gains independence from the United States. Tomás Estrada Palma becomes the country's first President.
August 9 » Edward VII and Alexandra of Denmark are crowned King and Queen of the United Kingdom of Great Britain and Ireland.
August 22 » Cadillac Motor Company is founded.
Day of death August 6, 1956
The temperature on August 6, 1956 was between 5.4 °C and 20.6 °C and averaged 13.9 °C. There was 8.6 hours of sunshine (56%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the east-northeast. Source: KNMI
March 20 » Tunisia gains independence from France.
June 5 » Elvis Presley introduces his new single, "Hound Dog", on The Milton Berle Show, scandalizing the audience with his suggestive hip movements.
July 13 » The Dartmouth workshop is the first conference on artificial intelligence.
August 27 » The nuclear power station at Calder Hall in the United Kingdom was connected to the national power grid becoming the world's first commercial nuclear power station to generate electricity on an industrial scale.
November 2 » Hungarian Revolution: Imre Nagy requests UN aid for Hungary. Nikita Khrushchev meets with leaders of other Communist countries to seek their advice on the situation in Hungary, selecting János Kádár as the country's next leader on the advice of Josip Broz Tito.
December 4 » The Million Dollar Quartet (Elvis Presley, Jerry Lee Lewis, Carl Perkins, and Johnny Cash) get together at Sun Studio for the first and last time.
When copying data from this family tree, please include a reference to the origin: G. Polman, "Family tree Polman", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-polman/I683.php : accessed February 1, 2026), "Johannes-Hendrikus van Otterloo (1870-1956)".
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