February 27 » Second Boer War: Australian soldiers Harry "Breaker" Morant and Peter Handcock are executed in Pretoria after being convicted of war crimes.
March 6 » Real Madrid CF is founded.
April 14 » James Cash Penney opens his first store in Kemmerer, Wyoming.
April 18 » The 7.5 Mw Guatemala earthquake shakes Guatemala with a maximum Mercalli intensity of VIII (Severe), killing between 800–2,000.
May 31 » Second Boer War: The Treaty of Vereeniging ends the war and ensures British control of South Africa.
July 17 » Willis Carrier creates the first air conditioner in Buffalo, New York.
Day of marriage July 16, 1930
The temperature on July 16, 1930 was between 9.5 °C and 17.0 °C and averaged 14.4 °C. There was 9.1 mm of rain during 4.7 hours. There was 1.1 hours of sunshine (7%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south. 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.
February 18 » While studying photographs taken in January, Clyde Tombaugh discovers Pluto.
April 22 » The United Kingdom, Japan and the United States sign the London Naval Treaty regulating submarine warfare and limiting shipbuilding.
June 1 » The Deccan Queen is introduced as first intercity train between Bombay VT (Now Mumbai CST) and Poona (Pune) to run on electric locomotives.
September 27 » Bobby Jones wins the (pre-Masters) Grand Slam of golf.
December 7 » W1XAV in Boston, Massachusetts telecasts video from the CBS radio orchestra program, The Fox Trappers. The telecast also includes the first television commercial in the United States, an advertisement for I.J. Fox Furriers, who sponsored the radio show.
December 29 » Sir Muhammad Iqbal's presidential address in Allahabad introduces the two-nation theory and outlines a vision for the creation of Pakistan.
Day of death May 20, 1952
The temperature on May 20, 1952 was between 5.6 °C and 15.9 °C and averaged 10.8 °C. There was 14.8 hours of sunshine (93%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
February 21 » The Bengali Language Movement protests occur at the University of Dhaka in East Pakistan (now Bangladesh).
February 21 » The British government, under Winston Churchill, abolishes identity cards in the UK to "set the people free".
April 28 » The Treaty of San Francisco comes into effect, restoring Japanese sovereignty and ending its state of war with most of the Allies of World War II.
June 13 » Catalina affair: A Swedish Douglas DC-3 is shot down by a Soviet MiG-15 fighter.
September 1 » The Old Man and the Sea, the Pulitzer Prize-winning novel by Ernest Hemingway, is first published.
September 6 » A prototype aircraft crashes at the Farnborough Airshow in Hampshire, England, killing 29 spectators and the two on board.
When copying data from this family tree, please include a reference to the origin: Agatha Jacoba Maria Lindeboom-Kleef, "Family tree Kleef, Reus, Lindeboom,Quax", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-kleef/I588.php : accessed March 6, 2026), "Petrus Theodorus Kleef (1902-1952)".
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