The temperature on August 13, 1888 was about 19.7 °C. The air pressure was 60 kgf/m2 and came mainly from the west-southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 66%. 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.
In The Netherlands , there was from April 21, 1888 to August 21, 1891 the cabinet Mackay, with Mr. A. baron Mackay (AR) as prime minister.
March 20 » The premiere of the very first Romani language operetta is staged in Moscow, Russia.
June 5 » The Rio de la Plata earthquake takes place.
August 21 » The first successful adding machine in the United States is patented by William Seward Burroughs.
September 30 » Jack the Ripper kills his third and fourth victims, Elizabeth Stride and Catherine Eddowes.
October 14 » Louis Le Prince films the first motion picture, Roundhay Garden Scene.
October 30 » The Rudd Concession is granted by Matabeleland to agents of Cecil Rhodes.
Day of death July 2, 1968
The temperature on July 2, 1968 was between 19.3 °C and 30.6 °C and averaged 24.4 °C. There was 10.4 hours of sunshine (62%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south east. Source: KNMI
January 5 » Alexander Dubček comes to power in Czechoslovakia, effectively beginning the "Prague Spring".
February 17 » In Springfield, Massachusetts, the Naismith Memorial Basketball Hall of Fame opens.
July 1 » The Treaty on the Non-Proliferation of Nuclear Weapons is signed in Washington, D.C., London and Moscow by sixty-two countries.
August 21 » James Anderson Jr. posthumously receives the first Medal of Honor to be awarded to an African American U.S. Marine.
August 28 » The police rioted during the Democratic National Convention, beating up anti-war protesters, peaceful demonstrators, innocent bystanders, and members of the press.
December 31 » The first flight of the Tupolev Tu-144, the first civilian supersonic transport in the world.
When copying data from this family tree, please include a reference to the origin: Van Knippenberg, "Family tree Van Knippenberg", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-van-knippenberg/I1049.php : accessed March 17, 2026), "Antoon Hubert (Teunke) Knippenberg (1888-1968)".
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