April 30 » J. J. Thomson of the Cavendish Laboratory announces his discovery of the electron as a subatomic particle, over 1,800 times smaller than a proton (in the atomic nucleus), at a lecture at the Royal Institution in London.
July 11 » Salomon August Andrée leaves Spitsbergen to attempt to reach the North Pole by balloon. He later crashes and dies.
August 31 » Thomas Edison patents the Kinetoscope, the first movie projector.
September 1 » The Tremont Street Subway in Boston opens, becoming the first underground rapid transit system in North America.
September 11 » After months of pursuit, generals of Menelik II of Ethiopia capture Gaki Sherocho, the last king of Kaffa, bringing an end to that ancient kingdom.
December 6 » London becomes the world's first city to host licensed taxicabs.
Day of marriage May 15, 1916
The temperature on May 15, 1916 was between 9.2 °C and 15.2 °C and averaged 11.1 °C. There was 4.9 mm of rain. There was 1.4 hours of sunshine (9%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
In The Netherlands , there was from August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
January 29 » World War I: Paris is first bombed by German zeppelins.
April 9 » World War I: The Battle of Verdun: German forces launch their third offensive of the battle.
May 31 » World War I: Battle of Jutland: The British Grand Fleet engages the High Seas Fleet in the largest naval battle of the war, which proves indecisive.
June 5 » World War I: The Arab Revolt against the Ottoman Empire breaks out.
December 6 » World War I: The Central Powers capture Bucharest.
December 18 » World War I: The Battle of Verdun ends when German forces under Chief of staff Erich von Falkenhayn are defeated by the French, and suffer 337,000 casualties.
Day of death July 5, 1976
The temperature on July 5, 1976 was between 15.4 °C and 31.2 °C and averaged 24.2 °C. There was 14.7 hours of sunshine (89%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
In The Netherlands , there was from Friday, May 11, 1973 to Monday, December 19, 1977 the cabinet Den Uyl, with Drs. J.M. den Uyl (PvdA) as prime minister.
April 7 » Member of Parliament and suspected spy John Stonehouse resigns from the Labour Party (UK) after being arrested for faking his own death.
April 13 » The United States Treasury Department reintroduces the two-dollar bill as a Federal Reserve Note on Thomas Jefferson's 233rd birthday as part of the United States Bicentennial celebration.
June 28 » The Angolan court sentences US and UK mercenaries to death sentences and prison terms in the Luanda Trial.
July 28 » The Tangshan earthquake measuring between 7.8 and 8.2 moment magnitude flattens Tangshan in the People's Republic of China, killing 242,769 and injuring 164,851.
September 6 » Cold War: Soviet Air Defence Forces pilot Viktor Belenko lands a Mikoyan-Gurevich MiG-25 jet fighter at Hakodate in Japan and requests political asylum in the United States; his request is granted.
September 21 » Seychelles joins the United Nations.
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/I4088.php : accessed January 23, 2026), "Elsie Petronella Pretorius (1897-1976)".
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