The temperature on July 31, 1905 was between 11.0 °C and 20.4 °C and averaged 16.2 °C. There was 1.4 hours of sunshine (9%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
In The Netherlands , there was from August 1, 1901 to August 16, 1905 the cabinet Kuijper, with Dr. A. Kuijper (AR) as prime minister.
In The Netherlands , there was from August 17, 1905 to February 11, 1908 the cabinet De Meester, with Mr. Th. de Meester (unie-liberaal) as prime minister.
January 22 » Bloody Sunday in Saint Petersburg, beginning of the 1905 revolution.
January 26 » The world's largest diamond ever, the Cullinan weighing 3,106.75 carats (0.621350kg), is found at the Premier Mine near Pretoria in South Africa.
June 27 » During the Russo-Japanese War, sailors start a mutiny aboard the Russian battleship Potemkin.
June 30 » Albert Einstein sends the article On the Electrodynamics of Moving Bodies, in which he introduces special relativity, for publication in Annalen der Physik.
August 20 » Sun Yat-sen, Chinese revolutionary, forms the first chapter of T'ung Meng Hui, a union of all secret societies determined to bringing down the Manchus.
November 21 » Albert Einstein's paper that leads to the mass–energy equivalence formula, E=mc², is published in the journal Annalen der Physik.
Day of marriage September 9, 1924
The temperature on September 9, 1924 was between 11.2 °C and 20.6 °C and averaged 15.0 °C. There was 29.0 mm of rain. There was 3.0 hours of sunshine (23%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
In The Netherlands , there was from September 19, 1922 to August 4, 1925 the cabinet Ruys de Beerenbrouck II, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
February 5 » The Royal Greenwich Observatory begins broadcasting the hourly time signals known as the Greenwich Time Signal.
May 8 » The Klaipėda Convention is signed formally incorporating Klaipėda Region (Memel Territory) into Lithuania.
May 10 » J. Edgar Hoover is appointed first Director of the United States' Federal Bureau of Investigation (FBI), and remains so until his death in 1972.
July 24 » Themistoklis Sofoulis becomes Prime Minister of Greece.
October 31 » World Savings Day is announced in Milan, Italy by the Members of the Association at the 1st International Savings Bank Congress (World Society of Savings Banks).
November 4 » Nellie Tayloe Ross of Wyoming becomes the first female elected as governor in the United States.
When copying data from this family tree, please include a reference to the origin: Hendrik Dreyer, "Dreyer Tree", database, Genealogy Online (https://www.genealogieonline.nl/dreyer-tree/I12932.php : accessed January 8, 2026), "Johanna Jacomina (Hannie) Dreyer (1905-)".
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