The temperature on February 4, 1911 was between -4.4 °C and 5.6 °C and averaged 2.3 °C. There was 0.3 mm of rain. The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northwest. Source: KNMI
April 8 » Dutch physicist Heike Kamerlingh Onnes discovers superconductivity.
May 19 » Parks Canada, the world's first national park service, is established as the Dominion Parks Branch under the Department of the Interior.
May 23 » The New York Public Library is dedicated.
May 30 » At the Indianapolis Motor Speedway, the first Indianapolis 500 ends with Ray Harroun in his Marmon Wasp becoming the first winner of the 500-mile auto race.
May 31 » The President of Mexico Porfirio Díaz flees the country during the Mexican Revolution.
December 14 » Roald Amundsen's team, comprising himself, Olav Bjaaland, Helmer Hanssen, Sverre Hassel, and Oscar Wisting, becomes the first to reach the South Pole.
When copying data from this family tree, please include a reference to the origin: Frank Kuiper, "Family tree Kuiper, Zantingh, Bijkerk", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-kuiper-zantingh-bijkerk/I13832.php : accessed May 16, 2024), "Jenneken Hissink (1891-????)".
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