The temperature on May 12, 1889 was about 15.1 °C. The air pressure was 10 kgf/m2 and came mainly from the south. The airpressure was 76 cm mercury. The atmospheric humidity was 64%. Source: KNMI
January 30 » Archduke Crown Prince Rudolf of Austria, heir to the Austro-Hungarian crown, is found dead with his mistress Baroness Mary Vetsera in the Mayerling.
February 22 » President Grover Cleveland signs a bill admitting North Dakota, South Dakota, Montana and Washington as U.S. states.
May 31 » Johnstown Flood: Over 2,200 people die after a dam fails and sends a 60-foot (18-meter) wall of water over the town of Johnstown, Pennsylvania.
June 3 » The first long-distance electric power transmission line in the United States is completed, running 14 miles (23km) between a generator at Willamette Falls and downtown Portland, Oregon.
June 26 » Bangui is founded by Albert Dolisie and Alfred Uzac in what was then the upper reaches of the French Congo.
November 8 » Montana is admitted as the 41st U.S. state.
Day of death May 2, 1963
The temperature on May 2, 1963 was between 3.8 °C and 10.8 °C and averaged 7.4 °C. There was 0.1 mm of rain during 0.1 hours. There was 12.8 hours of sunshine (86%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west-northwest. Source: KNMI
January 13 » Coup d'état in Togo results in the assassination of president Sylvanus Olympio.
June 11 » Buddhist monk Thích Quảng Đức burns himself with gasoline in a busy Saigon intersection to protest the lack of religious freedom in South Vietnam.
June 11 » John F. Kennedy addresses Americans from the Oval Office proposing the Civil Rights Act of 1964, which would revolutionize American society by guaranteeing equal access to public facilities, ending segregation in education, and guaranteeing federal protection for voting rights.
June 21 » Cardinal Giovanni Battista Montini is elected as Pope Paul VI.
July 19 » Joe Walker flies a North American X-15 to a record altitude of 106,010 meters (347,800 feet) on X-15 Flight 90. Exceeding an altitude of 100km, this flight qualifies as a human spaceflight under international convention.
October 7 » President Kennedy signs the ratification of the Partial Nuclear Test Ban Treaty.
Day of burial May 4, 1963
The temperature on May 4, 1963 was between 3.1 °C and 11.3 °C and averaged 7.4 °C. There was 4.0 hours of sunshine (27%). The partly clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the south-southwest. Source: KNMI
January 2 » Vietnam War: The Viet Cong wins its first major victory, at the Battle of Ap Bac.
March 5 » American country music stars Patsy Cline, Hawkshaw Hawkins, Cowboy Copas and their pilot Randy Hughes are killed in a plane crash in Camden, Tennessee.
April 30 » The Bristol Bus Boycott is held in Bristol to protest the Bristol Omnibus Company's refusal to employ Black or Asian bus crews, drawing national attention to racial discrimination in the United Kingdom.
August 22 » X-15 Flight 91 reaches the highest altitude of the X-15 program (107.96km (67.08mi) (354,200 feet)).
December 10 » An assassination attempt on the British High Commissioner in Aden kills two people and wounds dozens more.
December 31 » The Central African Federation officially collapses, subsequently becoming Zambia, Malawi and Rhodesia.
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/I400509.php : accessed March 13, 2026), "Gerardus de Lepper (1889-1963)".
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