March 6 » Bayer registers "Aspirin" as a trademark.
March 31 » Malolos, capital of the First Philippine Republic, is captured by American forces.
April 18 » The St. Andrew's Ambulance Association is granted a royal charter by Queen Victoria.
June 7 » American Temperance crusader Carrie Nation begins her campaign of vandalizing alcohol-serving establishments by destroying the inventory in a saloon in Kiowa, Kansas.
Day of marriage November 19, 1930
The temperature on November 19, 1930 was between 0.3 °C and 10.8 °C and averaged 6.2 °C. There was 10.3 mm of rain during 9.3 hours. The average windspeed was 5 Bft (very strong wind) and was prevailing from the south-southwest. Source: KNMI
In The Netherlands , there was from August 10, 1929 to May 26, 1933 the cabinet Ruys de Beerenbrouck III, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
March 13 » The news of the discovery of Pluto is announced by Lowell Observatory.
April 22 » The United Kingdom, Japan and the United States sign the London Naval Treaty regulating submarine warfare and limiting shipbuilding.
May 24 » Amy Johnson lands in Darwin, Northern Territory, becoming the first woman to fly solo from England to Australia (she left on May 5 for the 11,000 mile flight).
August 7 » The last confirmed lynching of blacks in the Northern United States occurs in Marion, Indiana; two men, Thomas Shipp and Abram Smith, are killed.
August 29 » The last 36 remaining inhabitants of St Kilda are voluntarily evacuated to other parts of Scotland.
October 27 » Ratifications exchanged in London for the first London Naval Treaty go into effect immediately, further limiting the expensive naval arms race among its five signatories.
Day of death May 1, 1950
The temperature on May 1, 1950 was between 8.7 °C and 23.1 °C and averaged 16.1 °C. There was 8.4 hours of sunshine (56%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
From August 7, 1948 till March 15, 1951 the Netherlands had a cabinet Drees - Van Schaik with the prime ministers Dr. W. Drees (PvdA) and Mr. J.R.H. van Schaik (KVP).
January 26 » The Constitution of India comes into force, forming a republic. Rajendra Prasad is sworn in as its first President of India. Observed as Republic Day in India.
May 29 » The St. Roch, the first ship to circumnavigate North America, arrives in Halifax, Nova Scotia, Canada.
June 24 » Apartheid: In South Africa, the Group Areas Act is passed, formally segregating races.
July 24 » Cape Canaveral Air Force Station begins operations with the launch of a Bumper rocket.
October 11 » CBS's field-sequential color system for television is the first to be licensed for broadcast by the U.S. Federal Communications Commission.
November 1 » Pope Pius XII claims papal infallibility when he formally defines the dogma of the Assumption of Mary.
When copying data from this family tree, please include a reference to the origin: J Eijsermans, "Eijsermans family tree", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-eijsermans/I493162.php : accessed January 28, 2026), "Ida Adriana Josephina van Kempen (1899-1950)".
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