The temperature on June 15, 1911 was between 6.4 °C and 17.9 °C and averaged 12.3 °C. There was 9.4 mm of rain. There was 8.7 hours of sunshine (52%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the north-northwest. Source: KNMI
January 29 » Mexican Revolution: Mexicali is captured by the Mexican Liberal Party, igniting the Magonista rebellion of 1911.
June 16 » IBM founded as the Computing-Tabulating-Recording Company in Endicott, New York.
June 22 » Mexican Revolution: Government forces bring an end to the Magonista rebellion of 1911 in the Second Battle of Tijuana.
November 11 » Many cities in the Midwestern United States break their record highs and lows on the same day as a strong cold front rolls through.
November 19 » The Doom Bar in Cornwall claimed two ships, Island Maid and Angele, the latter killing the entire crew except the captain.
December 27 » "Jana Gana Mana", the national anthem of India, is first sung in the Calcutta Session of the Indian National Congress.
Day of marriage April 20, 1934
The temperature on April 20, 1934 was between 1.4 °C and 12.1 °C and averaged 7.1 °C. There was 1.7 hours of sunshine (12%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
March 26 » The United Kingdom driving test is introduced.
July 2 » The Night of the Long Knives ends with the death of Ernst Röhm.
August 2 » Gleichschaltung: Adolf Hitler becomes Führer of Germany following the death of President Paul von Hindenburg.
August 19 » The German referendum of 1934 approves Hitler's appointment as head of state with the title of Führer.
September 18 » The Soviet Union is admitted to the League of Nations.
September 21 » A large typhoon hits western Honshū, Japan, killing more than three thousand people.
Day of death October 2, 1969
The temperature on October 2, 1969 was between 4.1 °C and 15.2 °C and averaged 10.6 °C. There was 1.4 mm of rain during 2.8 hours. The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
January 20 » Richard Nixon is inaugurated the 37th President of the United States of America.
May 20 » The Battle of Hamburger Hill in Vietnam ends.
July 20 » Apollo program: Apollo 11's crew successfully makes the first manned landing on the Moon in the Sea of Tranquility. Americans Neil Armstrong and Buzz Aldrin become the first humans to walk on the Moon six and a half hours later.
November 12 » Vietnam War: Independent investigative journalist Seymour Hersh breaks the story of the My Lai Massacre.
November 20 » Occupation of Alcatraz: Native American activists seize control of Alcatraz Island until being ousted by the U.S. Government on June 11, 1971.
December 9 » U.S. Secretary of State William P. Rogers proposes his plan for a ceasefire in the War of Attrition; Egypt and Jordan accept it over the objections of the PLO, which leads to civil war in Jordan in September 1970.
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The Family tree Doppenberg publication was prepared by Henk Doppenberg (contact is not possible).
When copying data from this family tree, please include a reference to the origin: Henk Doppenberg, "Family tree Doppenberg", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-doppenberg/I10079.php : accessed January 8, 2026), "Gijsbert Petersen (1911-1969)".
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