The temperature on August 21, 1904 was between 4.2 °C and 18.7 °C and averaged 12.3 °C. There was 9.9 hours of sunshine (69%). The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northeast. Source: KNMI
January 8 » The Blackstone Library is dedicated, marking the beginning of the Chicago Public Library system.
January 17 » Anton Chekhov's The Cherry Orchard receives its premiere performance at the Moscow Art Theatre.
February 22 » The United Kingdom sells a meteorological station on the South Orkney Islands to Argentina; the islands are subsequently claimed by the United Kingdom in 1908.
February 28 » S.L. Benfica is founded in Portugal.
May 4 » The United States begins construction of the Panama Canal.
November 16 » English engineer John Ambrose Fleming receives a patent for the thermionic valve (vacuum tube).
Day of marriage September 14, 1926
The temperature on September 14, 1926 was between 10.2 °C and 19.1 °C and averaged 14.4 °C. There was 5.9 hours of sunshine (46%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
January 8 » Abdul-Aziz ibn Saud is crowned King of Hejaz.
April 6 » Varney Airlines makes its first commercial flight (Varney is the root company of United Airlines).
May 25 » Sholom Schwartzbard assassinates Symon Petliura, the head of the government of the Ukrainian People's Republic, which is in government-in-exile in Paris.
August 6 » Gertrude Ederle becomes the first woman to swim across the English Channel.
October 31 » Last issue of the independent Italian newspaper Il Mondo, thereafter suppressed by the Mussolini regime
November 11 » The United States Numbered Highway System is established.
When copying data from this family tree, please include a reference to the origin: Sim Mostert, "Genealogy Pot en Smit", database, Genealogy Online (https://www.genealogieonline.nl/genealogie_pot_smit/I3504.php : accessed October 2, 2026), "JOHAN FREDERIK CARL WESTERMAN (1904-)".
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