The temperature on July 30, 1878 was about 18.4 °C. The air pressure was 5 kgf/m2 and came mainly from the west-northwest. The airpressure was 76 cm mercury. The atmospheric humidity was 72%. 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 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 19 » Thomas Edison patents the phonograph.
June 15 » Eadweard Muybridge takes a series of photographs to prove that all four feet of a horse leave the ground when it runs; the study becomes the basis of motion pictures.
July 1 » Canada joins the Universal Postal Union.
October 15 » The Edison Electric Light Company begins operation.
October 22 » The Bramall Lane stadium sees the first rugby match played under floodlights.
Day of marriage July 26, 1900
The temperature on July 26, 1900 was about 22.9 °C. The airpressure was 76 cm mercury. The atmospheric humidity was 75%. Source: KNMI
January 23 » Second Boer War: The Battle of Spion Kop between the forces of the South African Republic and the Orange Free State and British forces ends in a British defeat.
February 7 » Second Boer War: British troops fail in their third attempt to lift the Siege of Ladysmith.
June 20 » Baron Eduard Toll, leader of the Russian Polar Expedition of 1900, departs Saint Petersburg in Russia on the explorer ship Zarya, never to return.
June 20 » Boxer Rebellion: The Imperial Chinese Army begins a 55-day siege of the Legation Quarter in Beijing, China.
July 2 » The first Zeppelin flight takes place on Lake Constance near Friedrichshafen, Germany.
November 7 » The People's Party is founded in Cuba.
Day of death September 28, 1939
The temperature on September 28, 1939 was between -1.0 °C and 15.9 °C and averaged 7.7 °C. There was 6.8 hours of sunshine (57%). The average windspeed was 2 Bft (weak wind) and was prevailing from the north. Source: KNMI
In The Netherlands , there was from June 24, 1937 to July 25, 1939 the cabinet Colijn IV, with Dr. H. Colijn (ARP) as prime minister.
In The Netherlands , there was from July 25, 1939 to August 10, 1939 the cabinet Colijn V, with Dr. H. Colijn (ARP) as prime minister.
In The Netherlands , there was from August 10, 1939 to September 3, 1940 the cabinet De Geer II, with Jonkheer mr. D.J. de Geer (CHU) as prime minister.
January 14 » Norway claims Queen Maud Land in Antarctica.
May 23 » The U.S. Navy submarine USS Squalus sinks off the coast of New Hampshire during a test dive, causing the death of 24 sailors and two civilian technicians. The remaining 32 sailors and one civilian naval architect are rescued the following day.
September 1 » General George C. Marshall becomes Chief of Staff of the United States Army.
September 4 » World War II: William J. Murphy commands the first Royal Air Force attack on Germany.
December 14 » Winter War: The Soviet Union is expelled from the League of Nations for invading Finland.
December 18 » World War II: The Battle of the Heligoland Bight, the first major air battle of the war, takes place.
When copying data from this family tree, please include a reference to the origin: Frits Stempher, "Family tree Stempher", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-stempher/I14.php : accessed October 22, 2026), "Wilhelmina Johanna Slotman (1878-1939)".
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