The temperature on February 21, 1878 was about 5.3 °C. The air pressure was 1 kgf/m2 and came mainly from the south-southwest. The airpressure was 77 cm mercury. The atmospheric humidity was 98%. 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.
February 19 » Thomas Edison patents the phonograph.
May 25 » Gilbert and Sullivan's comic opera H.M.S. Pinafore opens at the Opera Comique in London.
October 15 » The Edison Electric Light Company begins operation.
October 22 » The Bramall Lane stadium sees the first rugby match played under floodlights.
December 31 » Karl Benz, working in Mannheim, Germany, filed for a patent on his first reliable two-stroke gas engine, and he was granted the patent in 1879.
Day of marriage October 30, 1909
The temperature on October 30, 1909 was between 1.6 °C and 10.3 °C and averaged 5.6 °C. There was 0.2 mm of rain. There was 0.4 hours of sunshine (4%). The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southwest. Source: KNMI
January 16 » Ernest Shackleton's expedition finds the magnetic South Pole.
February 15 » The Flores Theater fire in Acapulco, Mexico kills 250.
February 23 » The AEA Silver Dart makes the first powered flight in Canada and the British Empire.
March 23 » Theodore Roosevelt leaves New York for a post-presidency safari in Africa. The trip is sponsored by the Smithsonian Institution and National Geographic Society.
August 19 » The first automobile race at the Indianapolis Motor Speedway.
August 28 » A group of mid-level Greek Army officers launches the Goudi coup, seeking wide-ranging reforms.
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/I106008.php : accessed October 18, 2026), "Sjoerd Gerard de Boer (1878-????)".
Copy warning
Genealogical publications are copyright protected. Although data is often retrieved from public archives, the searching, interpreting, collecting, selecting and sorting of the data results in a unique product. Copyright protected work may not simply be copied or republished.
Please stick to the following rules
Request permission to copy data or at least inform the author, chances are that the author gives permission, often the contact also leads to more exchange of data.
Do not use this data until you have checked it, preferably at the source (the archives).
State from whom you have copied the data and ideally also his/her original source.