The temperature on August 11, 1886 was about 17.6 °C. The air pressure was 6 kgf/m2 and came mainly from the southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 84%. 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 29 » John Pemberton brews the first batch of Coca-Cola in a backyard in Atlanta.
April 8 » William Ewart Gladstone introduces the first Irish Home Rule Bill into the British House of Commons.
May 29 » The pharmacist John Pemberton places his first advertisement for Coca-Cola, which appeared in The Atlanta Journal.
June 26 » Henri Moissan isolated elemental Fluorine for the first time.
June 30 » The first transcontinental train trip across Canada departs from Montreal, Quebec. It arrives in Port Moody, British Columbia on July 4.
August 31 » The 7.0 Mw Charleston earthquake affects southeastern South Carolina with a maximum Mercalli intensity of X (Extreme). Sixty people killed with damage estimated at $5–6 million.
Day of marriage May 4, 1912
The temperature on May 4, 1912 was between 5.1 °C and 12.1 °C and averaged 8.7 °C. There was 0.1 hours of sunshine (1%). The average windspeed was 2 Bft (weak wind) and was prevailing from the north. Source: KNMI
January 6 » German geophysicist Alfred Wegener first presents his theory of continental drift.
May 13 » The Royal Flying Corps, the forerunner of the Royal Air Force, is established in the United Kingdom.
May 18 » The first Indian film, Shree Pundalik by Dadasaheb Torne, is released in Mumbai.
July 8 » Henrique Mitchell de Paiva Couceiro leads an unsuccessful royalist attack against the First Portuguese Republic in Chaves.
September 28 » The Ulster Covenant is signed by some 500,000 Ulster Protestant Unionists in opposition to the Third Irish Home Rule Bill.
November 7 » The Deutsche Opernhaus (now Deutsche Oper Berlin) opens in the Berlin neighborhood of Charlottenburg, with a production of Beethoven's Fidelio.
Day of death June 22, 1967
The temperature on June 22, 1967 was between 10.7 °C and 20.9 °C and averaged 16.1 °C. There was 1.2 hours of sunshine (7%). The partly or heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the southwest. Source: KNMI
January 6 » Vietnam War: United States Marine Corps and ARVN troops launch "Operation Deckhouse Five" in the Mekong River delta.
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 23 » Soviet space program: Soyuz 1 (Russian: Союз 1, Union 1) a manned spaceflight carrying cosmonaut Colonel Vladimir Komarov is launched into orbit.
June 9 » Six-Day War: Israel captures the Golan Heights from Syria.
August 8 » The Association of Southeast Asian Nations (ASEAN) is founded by Indonesia, Malaysia, the Philippines, Singapore and Thailand.
November 15 » The only fatality of the North American X-15 program occurs during the 191st flight when Air Force test pilot Michael J. Adams loses control of his aircraft which is destroyed mid-air over the Mojave Desert.
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/I62619.php : accessed October 23, 2026), "Ulbe de Jong (1886-1967)".
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