The temperature on April 21, 1891 was about 13.1 °C. The air pressure was 3 kgf/m2 and came mainly from the north-northeast. The airpressure was 77 cm mercury. The atmospheric humidity was 41%. Source: KNMI
In The Netherlands , there was from April 21, 1888 to August 21, 1891 the cabinet Mackay, with Mr. A. baron Mackay (AR) as prime minister.
In The Netherlands , there was from August 21, 1891 to May 9, 1894 the cabinet Van Tienhoven, with Mr. G. van Tienhoven (unie-liberaal) as prime minister.
March 3 » Shoshone National Forest is established as the first national forest in the US and world.
March 10 » Almon Strowger patents the Strowger switch, a device which led to the automation of telephone circuit switching.
March 17 » SSUtopia collides with HMSAnson in the Bay of Gibraltar and sinks, killing 562 of the 880 passengers on board.
July 26 » France annexes Tahiti.
August 18 » Major hurricane strikes Martinique, leaving 700 dead.
October 1 » Stanford University opens its doors in California, United States.
Day of marriage December 18, 1912
The temperature on December 18, 1912 was between 0.3 °C and 5.0 °C and averaged 3.5 °C. There was 9.9 mm of rain. The average windspeed was 5 Bft (very strong wind) and was prevailing from the southwest. Source: KNMI
January 23 » The International Opium Convention is signed at The Hague.
April 15 » The British passenger liner RMSTitanic sinks in the North Atlantic at 2:20a.m., two hours and forty minutes after hitting an iceberg. Only 710 of 2,227 passengers and crew on board survive.
June 4 » Massachusetts becomes the first state of the United States to set a minimum wage.
June 30 » The Regina Cyclone, Canada's deadliest tornado event, kills 28 people in Regina, Saskatchewan.
November 12 » The frozen bodies of Robert Scott and his men are found on the Ross Ice Shelf in Antarctica.
December 3 » Bulgaria, Greece, Montenegro, and Serbia (the Balkan League) sign an armistice with the Ottoman Empire, temporarily halting the First Balkan War. (The armistice will expire on February 3, 1913, and hostilities will resume.)
Day of death December 15, 1975
The average temperature on December 15, 1975 was -4.5 °C. There was 6.3 hours of sunshine (81%). The average windspeed was 1 Bft (weak wind) and was prevailing from the south east. 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.
February 4 » Haicheng earthquake (magnitude 7.3 on the Richter scale) occurs in Haicheng, Liaoning, China.
April 25 » As North Vietnamese forces close in on the South Vietnamese capital Saigon, the Australian Embassy is closed and evacuated, almost ten years to the day since the first Australian troop commitment to South Vietnam.
May 6 » During a lull in fighting, 100,000 Armenians gather in Beirut for the 60th anniversary commemorations of the Armenian Genocide.
June 24 » Eastern Air Lines Flight 66 encounters severe wind shear and crashes on final approach to New York's JFK Airport killing 113 of the 124 passengers on board, making it the deadliest U.S. plane crash at the time. This accident led to decades of research into downburst and microburst phenomena and their effects on aircraft.
June 29 » Steve Wozniak tested his first prototype of Apple I computer.
December 26 » Tu-144, the world's first commercial supersonic aircraft, surpassing Mach2, went into service.
When copying data from this family tree, please include a reference to the origin: Joop Klavers, "Family tree Klavers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_klavers/I29035.php : accessed February 26, 2026), "Jacoba van Oeveren (1891-1975)".
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