The temperature on May 23, 1910 was between 10.8 °C and 23.7 °C and averaged 17.6 °C. There was 12.0 hours of sunshine (75%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
July 15 » In his book Clinical Psychiatry, Emil Kraepelin gives a name to Alzheimer's disease, naming it after his colleague Alois Alzheimer.
October 1 » A large bomb destroys the Los Angeles Times building, killing 21.
October 11 » Piloted by Arch Hoxsey, Theodore Roosevelt becomes the first U.S. president to fly in an airplane.
October 22 » Hawley Harvey Crippen (the first felon to be arrested with the help of radio) is convicted of poisoning his wife.
November 14 » Aviator Eugene Burton Ely performs the first takeoff from a ship in Hampton Roads, Virginia, taking off from a makeshift deck on the USS Birmingham in a Curtiss pusher.
December 3 » Modern neon lighting is first demonstrated by Georges Claude at the Paris Motor Show.
Day of marriage August 16, 1935
The temperature on August 16, 1935 was between 9.1 °C and 20.5 °C and averaged 15.4 °C. There was 1.5 hours of sunshine (10%). The average windspeed was 2 Bft (weak wind) and was prevailing from the west-southwest. Source: KNMI
February 26 » Robert Watson-Watt carries out a demonstration near Daventry which leads directly to the development of radar in the United Kingdom.
April 8 » The Works Progress Administration is formed when the Emergency Relief Appropriation Act of 1935 becomes law.
August 14 » Franklin D. Roosevelt signs the Social Security Act, creating a government pension system for the retired.
August 31 » In an attempt to stay out of the growing tensions concerning Germany and Japan, the United States passes the first of its Neutrality Acts.
November 9 » The Congress of Industrial Organizations is founded in Atlantic City, New Jersey, by eight trade unions belonging to the American Federation of Labor.
November 24 » The Senegalese Socialist Party holds its second congress.
Day of death March 15, 1998
The temperature on March 15, 1998 was between 6.5 °C and 11.9 °C and averaged 8.7 °C. There was -0.1 mm of rain. There was 0.5 hours of sunshine (4%). The almost completely overcast was. The average windspeed was 2 Bft (weak wind) and was prevailing from the northwest. Source: KNMI
In The Netherlands , there was from Monday, August 22, 1994 to Monday, August 3, 1998 the cabinet a href="https://nl.wikipedia.org/wiki/Kabinet-Kok_I" class="extern">Kok I, with W. Kok (PvdA) as prime minister.
In The Netherlands , there was from Monday, August 3, 1998 to Monday, July 22, 2002 the cabinet Kok II, with W. Kok (PvdA) as prime minister.
March 24 » A tornado sweeps through Dantan in India, killing 250 people and injuring 3,000 others.
April 6 » Nuclear weapons testing: Pakistan tests medium-range missiles capable of reaching India.
May 2 » The European Central Bank is founded in Brussels in order to define and execute the European Union's monetary policy.
May 6 » Steve Jobs of Apple Inc. unveils the first iMac.
May 26 » The Supreme Court of the United States rules in New Jersey v. New York that Ellis Island, the historic gateway for millions of immigrants, is mainly in the state of New Jersey, not New York.
September 2 » Swissair Flight 111 crashes near Peggy's Cove, Nova Scotia; all 229 people onboard are killed.
When copying data from this family tree, please include a reference to the origin: Huub Schepers, "Family tree Schepers uit Stein (Lb)", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-schepers/I5239.php : accessed February 26, 2026), "Joannes Gerardus Derhaag (1910-1998)".
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