February 9 » The Davis Cup competition is established.
June 18 » Empress Dowager Cixi of China orders all foreigners killed, including foreign diplomats and their families.
July 19 » The first line of the Paris Métro opens for operation.
September 8 » Galveston hurricane: A powerful hurricane hits Galveston, Texas killing about 8,000 people.
October 19 » Max Planck discovers Planck's law of black-body radiation.
November 7 » Second Boer War: Battle of Leliefontein, a battle during which the Royal Canadian Dragoons win three Victoria Crosses.
Day of death August 26, 1960
The temperature on August 26, 1960 was between 13.4 °C and 22.9 °C and averaged 17.5 °C. There was 13.1 mm of rain during 3.4 hours. There was 3.9 hours of sunshine (28%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
June 23 » The United States Food and Drug Administration declares Enovid to be the first officially approved combined oral contraceptive pill in the world.
July 11 » To Kill a Mockingbird by Harper Lee is first published, in the United States.
July 21 » Sirimavo Bandaranaike is elected Prime Minister of Sri Lanka, becoming the world's first female head of government
August 1 » Islamabad is declared the federal capital of the Government of Pakistan.
November 9 » Robert McNamara is named president of Ford Motor Company, the first non-Ford to serve in that post. A month later, he resigned to join the administration of newly elected John F. Kennedy.
December 17 » Troops loyal to Emperor Haile Selassie in Ethiopia crush the coup that began December 13, returning power to their leader upon his return from Brazil. Haile Selassie absolves his son of any guilt.
When copying data from this family tree, please include a reference to the origin: F. van Dijk, "Family tree Van Dijk", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_van_dijk/R27458.php : accessed March 16, 2026), "Adrianus Johannes Marinus Geboers (1900-1960)".
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