The temperature on August 5, 1891 was about 18.5 °C. There was 2 mm of rain. The air pressure was 4 kgf/m2 and came mainly from the west-southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 67%. Source: KNMI
In The Netherlands , there was from April 21, 1888 to August 21, 1891 the cabinet Mackay, with Mr. A. baron Mackay (AR) as prime minister.
In The Netherlands , there was from August 21, 1891 to May 9, 1894 the cabinet Van Tienhoven, with Mr. G. van Tienhoven (unie-liberaal) as prime minister.
January 29 » Liliuokalani is proclaimed the last monarch and only queen regnant of the Kingdom of Hawaii.
February 15 » Allmänna Idrottsklubben (AIK) (Swedish Sports Club) is founded.
March 3 » Shoshone National Forest is established as the first national forest in the US and world.
March 10 » Almon Strowger patents the Strowger switch, a device which led to the automation of telephone circuit switching.
July 26 » France annexes Tahiti.
August 24 » Thomas Edison patents the motion picture camera.
Day of marriage September 9, 1914
The temperature on September 9, 1914 was between 13.7 °C and 23.1 °C and averaged 17.9 °C. There was 6.7 hours of sunshine (51%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southeast. 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.
August 4 » In response to the German invasion of Belgium, Belgium and the British Empire declare war on Germany. The United States declares its neutrality.
August 6 » World War I: Serbia declares war on Germany; Austria declares war on Russia.
August 12 » World War I: The Battle of Halen a.k.a. Battle of the Silver Helmets a clash between large Belgian and German cavalry formations at Halen, Belgium.
August 14 » World War I: Start of the Battle of Lorraine, an unsuccessful French offensive designed to recover the lost province of Moselle from Germany.
September 26 » The United States Federal Trade Commission is established by the Federal Trade Commission Act.
November 26 » HMS Bulwark was destroyed by a large internal explosion with the loss of 741 men near Sheerness.
Day of death August 15, 1953
The temperature on August 15, 1953 was between 14.9 °C and 26.0 °C and averaged 20.1 °C. There was 26.7 mm of rain during 1.2 hours. There was 6.5 hours of sunshine (44%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north. Source: KNMI
January 3 » Frances P. Bolton and her son, Oliver from Ohio, become the first mother and son to serve simultaneously in the U.S. Congress.
February 28 » James Watson and Francis Crick announce to friends that they have determined the chemical structure of DNA; the formal announcement takes place on April 25 following publication in April's Nature (pub. April 2).
May 4 » Ernest Hemingway wins the Pulitzer Prize for The Old Man and the Sea.
June 8 » The United States Supreme Court rules in District of Columbia v. John R. Thompson Co. that restaurants in Washington, D.C., cannot refuse to serve black patrons.
August 22 » The penal colony on Devil's Island is permanently closed.
October 1 » Andhra State is formed, consisting of a Telugu-speaking area carved out of India's Madras State.
When copying data from this family tree, please include a reference to the origin: J. van Broekhoven, "Database Van Broekhoven", database, Genealogy Online (https://www.genealogieonline.nl/database-van-broekhoven/I70853.php : accessed February 15, 2026), "Helena Maria de Kok (1891-1953)".
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