January 1 » Eritrea is consolidated into a colony by the Italian government.
January 22 » The United Mine Workers of America is founded in Columbus, Ohio.
July 3 » Idaho is admitted as the 43rd U.S. state.
September 25 » The United States Congress establishes Sequoia National Park.
November 4 » City and South London Railway: London's first deep-level tube railway opens between King William Street and Stockwell.
December 15 » Hunkpapa Lakota leader Sitting Bull is killed on Standing Rock Indian Reservation, leading to the Wounded Knee Massacre.
Day of marriage May 6, 1911
The temperature on May 6, 1911 was between 3.3 °C and 14.0 °C and averaged 8.7 °C. There was 12.1 hours of sunshine (80%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north. Source: KNMI
May 15 » In Standard Oil Co. of New Jersey v. United States, the United States Supreme Court declares Standard Oil to be an "unreasonable" monopoly under the Sherman Antitrust Act and orders the company to be broken up.
July 4 » A massive heat wave strikes the northeastern United States, killing 380 people in eleven days and breaking temperature records in several cities.
August 29 » The Canadian Naval Service becomes the Royal Canadian Navy.
October 5 » The Kowloon–Canton Railway commences service.
November 19 » The Doom Bar in Cornwall claimed two ships, Island Maid and Angele, the latter killing the entire crew except the captain.
December 29 » Mongolia gains independence from the Qing dynasty, enthroning 8th Jebtsundamba Khutughtu as Khagan of Mongolia.
When copying data from this family tree, please include a reference to the origin: P. Heres, "Family tree Van Olst", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-van-olst/I1099050898.php : accessed June 24, 2024), "Johanna Wilbrink (1890-????)".
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