The temperature on June 19, 1878 was about 14.6 °C. There was 4 mm of rain. The air pressure was 2 kgf/m2 and came mainly from the northeast. The airpressure was 76 cm mercury. The atmospheric humidity was 94%. Source: KNMI
In The Netherlands , there was from November 3, 1877 to August 20, 1879 the cabinet Kappeijne van de Coppello, with Mr. J. Kappeijne van de Coppello (liberaal) as prime minister.
January 4 » Russo-Turkish War (1877–78): Sofia is liberated from Ottoman rule and designated the capital of Liberated Bulgaria.
January 16 » Russo-Turkish War (1877–78): Battle of Philippopolis: Captain Aleksandr Burago with a squadron of Russian Imperial army dragoons liberates Plovdiv from Ottoman rule.
February 21 » The first telephone directory is issued in New Haven, Connecticut.
March 24 » The British frigate HMSEurydice sinks, killing more than 300.
October 15 » The Edison Electric Light Company begins operation.
December 18 » The Al-Thani family become the rulers of the state of Qatar.
Day of death July 21, 1938
The temperature on July 21, 1938 was between 13.7 °C and 18.7 °C and averaged 16.0 °C. The average windspeed was 2 Bft (weak wind) and was prevailing from the northwest. Source: KNMI
February 11 » BBC Television produces the world's first ever science fiction television programme, an adaptation of a section of the Karel Čapek play R.U.R., that coined the term "robot".
June 11 » Second Sino-Japanese War: The Battle of Wuhan starts.
July 3 » United States President Franklin D. Roosevelt dedicates the Eternal Light Peace Memorial and lights the eternal flame at Gettysburg Battlefield.
September 27 » The ocean liner Queen Elizabeth is launched in Glasgow.
October 14 » The first flight of the Curtiss P-40 Warhawk fighter plane.
November 16 » LSD is first synthesized by Albert Hofmann from ergotamine at the Sandoz Laboratories in Basel.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I58454.php : accessed October 15, 2026), "Jan Douma (1878-1938)".
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