The temperature on May 12, 1911 was between 11.9 °C and 22.7 °C and averaged 15.9 °C. There was 8.6 mm of rain. There was 5.9 hours of sunshine (38%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-southeast. Source: KNMI
April 2 » The Australian Bureau of Statistics conducts the country's first national census.
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.
July 4 » A massive heat wave strikes the northeastern United States, killing 380 people in eleven days and breaking temperature records in several cities.
September 23 » Pilot Earle Ovington makes the first official airmail delivery in America under the authority of the United States Post Office Department
November 3 » Chevrolet officially enters the automobile market in competition with the Ford Model T.
When copying data from this family tree, please include a reference to the origin: Wim van Essenberg, "Family tree Van Essenberg", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-van-essenberg/I735.php : accessed February 3, 2026), "Adrianus van Straaten (1882-????)".
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