The temperature on February 1, 1887 was about 3.7 °C. There was 1 mm of rain. The air pressure was 6 kgf/m2 and came mainly from the north-northwest. The airpressure was 76 cm mercury. The atmospheric humidity was 97%. 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.
February 23 » The French Riviera is hit by a large earthquake, killing around 2,000.
April 10 » On Easter Sunday, Pope Leo XIII authorizes the establishment of the Catholic University of America.
June 8 » Herman Hollerith applies for US patent #395,781 for the 'Art of Compiling Statistics', which was his punched card calculator.
June 18 » The Reinsurance Treaty between Germany and Russia is signed.
July 6 » David Kalākaua, monarch of the Kingdom of Hawaii, is forced to sign the Bayonet Constitution, which transfers much of the king's authority to the Legislature of the Kingdom of Hawaii.
November 9 » The United States receives rights to Pearl Harbor, Hawaii.
Day of death June 15, 1969
The temperature on June 15, 1969 was between 13.4 °C and 26.5 °C and averaged 19.7 °C. There was 10.5 hours of sunshine (63%). The partly clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the northwest. Source: KNMI
January 17 » Black Panther Party members Bunchy Carter and John Huggins are killed during a meeting in Campbell Hall on the campus of UCLA.
April 17 » Sirhan Sirhan is convicted of assassinating Robert F. Kennedy.
May 21 » Civil unrest in Rosario, Argentina, known as Rosariazo, following the death of a 15-year-old student.
July 19 » Chappaquiddick incident: U.S. Senator Ted Kennedy crashes his car into a tidal pond at Chappaquiddick Island, Massachusetts, killing his passenger Mary Jo Kopechne.
August 12 » Violence erupts after the Apprentice Boys of Derry march in Derry, Northern Ireland, resulting in a three-day communal riot known as the Battle of the Bogside.
September 14 » The US Selective Service selects September 14 as the First Draft Lottery date.
When copying data from this family tree, please include a reference to the origin: Charles Olson, "Olson's Tree", database, Genealogy Online (https://www.genealogieonline.nl/olsons-tree/P19963.php : accessed May 1, 2025), "John Henry Tyler (1887-1969)".
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