The temperature on February 18, 1886 was about -2.5 °C. The air pressure was 3 kgf/m2 and came mainly from the northeast. The airpressure was 76 cm mercury. The atmospheric humidity was 92%. Source: KNMI
In The Netherlands , there was from April 23, 1884 to April 21, 1888 the cabinet Heemskerk, with Mr. J. Heemskerk Azn. (conservatief) as prime minister.
March 1 » The Anglo-Chinese School, Singapore is founded by Bishop William Oldham.
March 29 » John Pemberton brews the first batch of Coca-Cola in a backyard in Atlanta.
May 1 » Rallies are held throughout the United States demanding the eight-hour work day, culminating in the Haymarket affair in Chicago, in commemoration of which May 1 is celebrated as International Workers' Day in many countries.
May 5 » The Bay View massacre: A militia fires into a crowd of protesters in Milwaukee, killing seven.
July 3 » Karl Benz officially unveils the Benz Patent-Motorwagen, the first purpose-built automobile.
November 30 » The Folies Bergère stages its first revue.
Day of death May 17, 1967
The temperature on May 17, 1967 was between 7.6 °C and 16.4 °C and averaged 11.7 °C. There was 7.0 mm of rain during 2.5 hours. There was 4.9 hours of sunshine (31%). The partly or heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the southwest. Source: KNMI
January 29 » The "ultimate high" of the hippie era, the Mantra-Rock Dance, takes place in San Francisco and features Janis Joplin, Grateful Dead, and Allen Ginsberg.
April 24 » Vietnam War: American General William Westmoreland says in a news conference that the enemy had "gained support in the United States that gives him hope that he can win politically that which he cannot win militarily".
May 20 » The Popular Movement of the Revolution political party is established in the Democratic Republic of the Congo.
September 1 » The Khmer–Chinese Friendship Association is banned in Cambodia.
November 28 » The first pulsar (PSR B1919+21, in the constellation of Vulpecula) is discovered by two astronomers Jocelyn Bell Burnell and Antony Hewish.
December 4 » Vietnam War: U.S. and South Vietnamese forces engage Viet Cong troops in the Mekong Delta.
When copying data from this family tree, please include a reference to the origin: Ad de Cort, "Family tree De Cort", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-de-cort/I6.php : accessed February 27, 2026), "Helena Elisabeth Musters (1886-1967)".
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