The temperature on May 29, 1911 was between 12.9 °C and 25.9 °C and averaged 19.7 °C. There was 13.6 hours of sunshine (83%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the east-northeast. Source: KNMI
January 5 » Kappa Alpha Psi, the world's third oldest and largest black fraternity, is founded at Indiana University.
June 22 » Mexican Revolution: Government forces bring an end to the Magonista rebellion of 1911 in the Second Battle of Tijuana.
June 28 » The Nakhla meteorite, the first one to suggest signs of aqueous processes on Mars, falls to Earth, landing in Egypt.
August 1 » Harriet Quimby takes her pilot's test and becomes the first U.S. woman to earn an Aero Club of America aviator's certificate.
September 23 » Pilot Earle Ovington makes the first official airmail delivery in America under the authority of the United States Post Office Department
September 24 » His Majesty's Airship No. 1, Britain's first rigid airship, is wrecked by strong winds before her maiden flight at Barrow-in-Furness.
Christening day July 5, 1911
The temperature on July 5, 1911 was between 9.9 °C and 23.6 °C and averaged 17.4 °C. There was 7.1 hours of sunshine (43%). The average windspeed was 2 Bft (weak wind) and was prevailing from the west-northwest. Source: KNMI
January 3 » A gun battle in the East End of London left two dead and sparked a political row over the involvement of then-Home Secretary Winston Churchill.
January 14 » Roald Amundsen's South Pole expedition makes landfall on the eastern edge of the Ross Ice Shelf.
January 18 » Eugene B. Ely lands on the deck of the USSPennsylvania anchored in San Francisco Bay, the first time an aircraft landed on a ship.
March 25 » In New York City, the Triangle Shirtwaist Factory fire kills 146 garment workers.
May 23 » The New York Public Library is dedicated.
November 17 » Omega Psi Phi fraternity was founded on the campus of Howard University in Washington, D.C.
When copying data from this family tree, please include a reference to the origin: Roberto Moraes Rosa Petroucic, "Genealogy Petroucic", database, Genealogy Online (https://www.genealogieonline.nl/genealogy-petroucic/I207159.php : accessed May 10, 2024), "Sybila Klettenberg (1911-)".
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