January 1 » The British colonies of New South Wales, Queensland, Victoria, South Australia, Tasmania, and Western Australia federate as the Commonwealth of Australia; Edmund Barton is appointed the first Prime Minister.
January 10 » The first great Texas oil gusher is discovered at Spindletop in Beaumont, Texas.
August 28 » Silliman University is founded in the Philippines. It is the first American private school in the country.
September 17 » Second Boer War: Boers capture a squadron of the 17th Lancers at the Battle of Elands River.
November 1 » Sigma Phi Epsilon, the largest national male collegiate fraternity, is established at Richmond College, in Richmond, Virginia.
December 3 » In a State of the Union message, U.S. President Theodore Roosevelt delivers a 20,000-word speech to the House of Representatives asking Congress to curb the power of trusts "within reasonable limits".
Day of death March 23, 1960
The temperature on March 23, 1960 was between -0.8 °C and 15.4 °C and averaged 7.4 °C. There was 0.1 mm of rain. There was 9.8 hours of sunshine (80%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the east. Source: KNMI
January 6 » National Airlines Flight 2511 is destroyed in mid-air by a bomb, while en route from New York City to Miami.
April 13 » The United States launches Transit 1-B, the world's first satellite navigation system.
July 4 » Due to the post-Independence Day admission of Hawaii as the 50th U.S. state on August 21, 1959, the 50-star flag of the United States debuts in Philadelphia, almost ten and a half months later (see Flag Acts (United States)).
August 1 » Islamabad is declared the federal capital of the Government of Pakistan.
August 11 » Chad declares independence.
August 16 » Joseph Kittinger parachutes from a balloon over New Mexico at 102,800 feet (31,300m), setting three records that held until 2012: High-altitude jump, free fall, and highest speed by a human without an aircraft.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I20362.php : accessed October 6, 2026), "Willem Slouwerhof (1901-1960)".
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