The temperature on February 5, 1870 was about 5.2 °C. The air pressure was 2 kgf/m2 and came mainly from the south east. The airpressure was 76 cm mercury. The atmospheric humidity was 55%. 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).
April 13 » The New York City Metropolitan Museum of Art is founded.
July 1 » The United States Department of Justice formally comes into existence.
September 4 » Emperor Napoleon III of France is deposed and the Third Republic is declared.
October 2 » A plebiscite held in Rome, supports annexation of city of Rome by the Kingdom of Italy.
October 7 » Franco-Prussian War: Léon Gambetta escapes the siege of Paris in a hot-air balloon.
October 27 » Franco-Prussian War: Marshal Bazaine surrenders to Prussian forces at the conclusion of the Siege of Metz along with 140,000 French soldiers.
When copying data from this family tree, please include a reference to the origin: J. Ham, "Family tree Ham", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-ham/I36660.php : accessed January 11, 2026), "Jan Arend Roskam (± 1836-????)".
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