The temperature on April 19, 1911 was between 9.7 °C and 15.3 °C and averaged 12.9 °C. There was 0.2 mm of rain. There was 0.1 hours of sunshine (1%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
January 12 » The University of the Philippines College of Law is formally established; three future Philippine presidents are among the first enrollees.
April 2 » The Australian Bureau of Statistics conducts the country's first national census.
April 27 » Following the resignation and death of William P. Frye, a compromise is reached to rotate the office of President pro tempore of the United States Senate.
May 9 » The works of Gabriele D'Annunzio are placed in the Index of Forbidden Books by the Vatican.
November 3 » Chevrolet officially enters the automobile market in competition with the Ford Model T.
December 24 » Lackawanna Cut-Off railway line opens in New Jersey and Pennsylvania.
Day of death March 30, 1914
The temperature on March 30, 1914 was between 3.8 °C and 14.2 °C and averaged 9.5 °C. There was 1.0 mm of rain. There was 4.8 hours of sunshine (38%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
In The Netherlands , there was from August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
July 28 » In the culmination of the July Crisis, Austria-Hungary declares war on Serbia, igniting World War I.
August 5 » World War I: The German minelayer SSKönigin Luise lays a minefield about 40 miles (64km) off the Thames Estuary (Lowestoft). She is intercepted and sunk by the British light-cruiser HMSAmphion.
September 8 » World War I: Private Thomas Highgate becomes the first British soldier to be executed for desertion during the war.
September 16 » World War I: The Siege of Przemyśl (present-day Poland) begins.
October 19 » First World War: The First Battle of Ypres begins.
November 16 » The Federal Reserve Bank of the United States officially opens.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I118936.php : accessed December 28, 2025), "Johannes Helder (1911-1914)".
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