The temperature on May 4, 1911 was between 4.0 °C and 14.5 °C and averaged 9.9 °C. There was 9.5 mm of rain. There was 7.7 hours of sunshine (51%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
January 26 » Glenn Curtiss flies the first successful American seaplane.
June 22 » George V and Mary of Teck are crowned King and Queen of the United Kingdom of Great Britain and Ireland.
June 22 » Mexican Revolution: Government forces bring an end to the Magonista rebellion of 1911 in the Second Battle of Tijuana.
July 7 » The United States, UK, Japan, and Russia sign the North Pacific Fur Seal Convention of 1911 banning open-water seal hunting, the first international treaty to address wildlife preservation issues.
September 29 » Italy declares war on the Ottoman Empire.
December 29 » Sun Yat-sen becomes the provisional President of the Republic of China; he formally takes office on January 1, 1912.
Day of death April 2, 1971
The temperature on April 2, 1971 was between 1.7 °C and 16.0 °C and averaged 7.7 °C. There was 9.5 hours of sunshine (73%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
January 31 » The Winter Soldier Investigation, organized by the Vietnam Veterans Against the War to publicize war crimes and atrocities by Americans and allies in Vietnam, begins in Detroit.
July 31 » Apollo program: Apollo 15 astronauts become the first to ride in a lunar rover.
October 1 » Walt Disney World opens near Orlando, Florida.
November 22 » In Britain's worst mountaineering tragedy, the Cairngorm Plateau Disaster, five children and one of their leaders are found dead from exposure in the Scottish mountains.
November 28 » Fred Quilt, a leader of the Tsilhqot'in First Nation suffers severe abdominal injuries allegedly caused by Royal Canadian Mounted Police officers; he dies two days later.
November 28 » Wasfi al-Tal, Prime Minister of Jordan, is assassinated by the Black September unit of the Palestine Liberation Organization.
When copying data from this family tree, please include a reference to the origin: Nico de Kunder, "Family tree De Kunder", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-de-kunder/I1592.php : accessed February 18, 2026), "Maria Janna Tramper (± 1890-1971)".
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