The temperature on May 25, 1911 was between 11.3 °C and 22.0 °C and averaged 16.3 °C. There was 6.4 hours of sunshine (40%). The average windspeed was 2 Bft (weak wind) and was prevailing from the east. Source: KNMI
January 14 » Roald Amundsen's South Pole expedition makes landfall on the eastern edge of the Ross Ice Shelf.
January 29 » Mexican Revolution: Mexicali is captured by the Mexican Liberal Party, igniting the Magonista rebellion of 1911.
June 22 » Mexican Revolution: Government forces bring an end to the Magonista rebellion of 1911 in the Second Battle of Tijuana.
July 24 » Hiram Bingham III re-discovers Machu Picchu, "the Lost City of the Incas".
September 7 » French poet Guillaume Apollinaire is arrested and put in jail on suspicion of stealing the Mona Lisa from the Louvre museum.
September 23 » Pilot Earle Ovington makes the first official airmail delivery in America under the authority of the United States Post Office Department
When copying data from this family tree, please include a reference to the origin: Freek van Loon, "Family tree Van Loon", database, Genealogy Online (https://www.genealogieonline.nl/van-loon-stamboom/I10243.php : accessed March 1, 2026), "Elizabeth Catharina Grimbergen (1911-)".
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