The temperature on May 22, 1870 was about 13.5 °C. The air pressure was 1 kgf/m2 and came mainly from the north-northwest. The airpressure was 76 cm mercury. The atmospheric humidity was 77%. 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).
February 15 » Stevens Institute of Technology is founded in New Jersey, USA and offers the first Bachelor of Engineering degree in Mechanical Engineering.
June 22 » The United States Department of Justice is created by the U.S. Congress.
July 15 » Reconstruction Era of the United States: Georgia becomes the last of the former Confederate states to be readmitted to the Union.
August 18 » Franco-Prussian War: Battle of Gravelotte is fought.
October 2 » A plebiscite held in Rome, supports annexation of city of Rome by the Kingdom of Italy.
November 1 » In the United States, the Weather Bureau (later renamed the National Weather Service) makes its first official meteorological forecast.
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The Family tree Van Leeuwen publication was prepared by L.H.van Leeuwen (contact is not possible).
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