The temperature on October 17, 1912 was between 4.2 °C and 13.7 °C and averaged 10.1 °C. There was 1.8 mm of rain. There was 3.9 hours of sunshine (37%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
January 6 » German geophysicist Alfred Wegener first presents his theory of continental drift.
February 25 » Marie-Adélaïde, the eldest of six daughters of Guillaume IV, becomes the first reigning Grand Duchess of Luxembourg.
October 7 » The Helsinki Stock Exchange sees its first transaction.
October 24 » First Balkan War: The Battle of Kirk Kilisse concludes with a Bulgarian victory against the Ottoman Empire.
December 6 » The Nefertiti Bust is discovered.
December 8 » Leaders of the German Empire hold an Imperial War Council to discuss the possibility that war might break out.
Day of marriage May 7, 1941
The temperature on May 7, 1941 was between 0.7 °C and 10.2 °C and averaged 6.1 °C. There was 4.8 hours of sunshine (32%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north. Source: KNMI
In The Netherlands , there was from September 3, 1940 to July 27, 1941 the cabinet Gerbrandy I, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
In The Netherlands , there was from July 27, 1941 to February 23, 1945 the cabinet Gerbrandy II, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
January 25 » Pope Pius XII elevates the Apostolic Vicariate of the Hawaiian Islands to the dignity of a diocese. It becomes the Roman Catholic Diocese of Honolulu.
June 23 » The Lithuanian Activist Front declares independence from the Soviet Union and forms the Provisional Government of Lithuania; it lasts only briefly as the Nazis will occupy Lithuania a few weeks later.
August 22 » World War II: German troops begin the Siege of Leningrad.
September 28 » World War II: The Drama uprising against the Bulgarian occupation in northern Greece begins.
September 30 » World War II: The Babi Yar massacre comes to an end.
November 12 » World War II: Temperatures around Moscow drop to -12°C as the Soviet Union launches ski troops for the first time against the freezing German forces near the city.
When copying data from this family tree, please include a reference to the origin: Hilbert Botter, "Family tree Botter", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-botter/I3883.php : accessed January 21, 2026), "Pieternella Dina Botter (1912-)".
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