The temperature on January 14, 1912 was between -1.4 °C and 4.2 °C and averaged 1.9 °C. There was 5.7 hours of sunshine (70%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the east-southeast. Source: KNMI
February 29 » The Piedra Movediza (Moving Stone) of Tandil falls and breaks.
March 12 » The Girl Guides (later renamed the Girl Scouts of the USA) are founded in the United States.
April 10 » RMS Titanic sets sail from Southampton, England on her maiden and only voyage.
May 13 » The Royal Flying Corps, the forerunner of the Royal Air Force, is established in the United Kingdom.
September 4 » Albanian rebels succeed in their revolt when the Ottoman Empire agrees to fulfill their demands
December 19 » William Van Schaick, captain of the steamship General Slocum which caught fire and killed over one thousand people, is pardoned by U.S. President William Howard Taft after 3⁄2 years in Sing Sing prison.
Day of death August 22, 1967
The temperature on August 22, 1967 was between 12.4 °C and 20.4 °C and averaged 16.9 °C. There was 11.3 hours of sunshine (79%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the east-northeast. Source: KNMI
April 9 » The first Boeing 737 (a 100 series) makes its maiden flight.
June 2 » Protests in West Berlin against the arrival of the Shah of Iran turn into riots, during which Benno Ohnesorg is killed by a police officer. His death results in the founding of the terrorist group Movement 2 June.
July 3 » The Aden Emergency: The Battle of the Crater in which the British Argyll and Sutherland Highlanders retake the Crater district following the Arab Police mutiny.
July 29 » Vietnam War: Off the coast of North Vietnam the USSForrestal catches on fire in the worst U.S. naval disaster since World War II, killing 134.
October 10 » The Outer Space Treaty comes into force.
December 13 » Constantine II of Greece attempts an unsuccessful counter-coup against the Regime of the Colonels.
When copying data from this family tree, please include a reference to the origin: Hendrik de Graaf, "Family tree Plugboer", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-plugboer/I20329.php : accessed February 17, 2026), "Hendricus Godefridus Felix Smakman (1912-1967)".
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