The temperature on April 4, 1869 was about 6.4 °C. There was 1 mm of rain. The air pressure was 9 kgf/m2 and came mainly from the south-southwest. The airpressure was 75 cm mercury. The atmospheric humidity was 92%. 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).
March 6 » Dmitri Mendeleev presents the first periodic table to the Russian Chemical Society.
May 10 » The First Transcontinental Railroad, linking the eastern and western United States, is completed at Promontory Summit, Utah with the golden spike.
May 15 » Women's suffrage: In New York, Susan B. Anthony and Elizabeth Cady Stanton form the National Woman Suffrage Association.
May 26 » Boston University is chartered by the Commonwealth of Massachusetts.
October 16 » The Cardiff Giant, one of the most famous American hoaxes, is "discovered".
November 17 » In Egypt, the Suez Canal, linking the Mediterranean Sea with the Red Sea, is inaugurated.
Day of marriage May 22, 1897
The temperature on May 22, 1897 was about 14.9 °C. The airpressure was 76 cm mercury. The atmospheric humidity was 71%. Source: KNMI
April 30 » J. J. Thomson of the Cavendish Laboratory announces his discovery of the electron as a subatomic particle, over 1,800 times smaller than a proton (in the atomic nucleus), at a lecture at the Royal Institution in London.
May 26 » Dracula, a Gothic horror novel by Irish author Bram Stoker, is published.
May 26 » The original manuscript of William Bradford's history, "Of Plymouth Plantation" is returned to the Governor of Massachusetts by the Bishop of London after being taken during the American Revolutionary War.
August 2 » Anglo-Afghan War: The Siege of Malakand ends when a relief column is able to reach the British garrison in the Malakand states.
August 31 » Thomas Edison patents the Kinetoscope, the first movie projector.
September 1 » The Tremont Street Subway in Boston opens, becoming the first underground rapid transit system in North America.
When copying data from this family tree, please include a reference to the origin: Michael Klein, "Landgraf-Klein Genealogie", database, Genealogy Online (https://www.genealogieonline.nl/pfaff-genealogie/I10371.php : accessed June 24, 2024), "Reinhold Theodor Tropp (1869-????)".
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