The temperature on April 18, 1912 was between 2.8 °C and 17.6 °C and averaged 10.3 °C. There was 11.7 hours of sunshine (83%). The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southeast. Source: KNMI
January 6 » New Mexico is admitted to the Union as the 47th U.S. state.
January 11 » Immigrant textile workers in Lawrence, Massachusetts, go on strike when wages are reduced in response to a mandated shortening of the work week.
February 14 » The U.S. Navy commissions its first class of diesel-powered submarines.
February 29 » The Piedra Movediza (Moving Stone) of Tandil falls and breaks.
April 17 » Russian troops open fire on striking goldfield workers in northeast Siberia, killing at least 150.
November 5 » Woodrow Wilson is elected the 28th President of the United States, defeating incumbent William Howard Taft.
When copying data from this family tree, please include a reference to the origin: Michael Jacobs, "Family tree Jacobs", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-michael-jacobs/I80559.php : accessed May 9, 2025), "Hendricus Johannes Groenendaal (1886-????)".
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