The temperature on December 6, 1887 was about 4.7 °C. There was 1 mm of rain. The air pressure was 4 kgf/m2 and came mainly from the west-southwest. The airpressure was 75 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 8 » The Dawes Act authorizes the President of the United States to survey Native American tribal land and divide it into individual allotments.
April 10 » On Easter Sunday, Pope Leo XIII authorizes the establishment of the Catholic University of America.
May 9 » Buffalo Bill Cody's Wild West Show opens in London.
June 18 » The Reinsurance Treaty between Germany and Russia is signed.
July 26 » Publication of the Unua Libro, founding the Esperanto movement.
November 9 » The United States receives rights to Pearl Harbor, Hawaii.
Day of death December 15, 1960
The temperature on December 15, 1960 was between -1.4 °C and 0.8 °C and averaged -0.3 °C. The almost completely overcast was. The average windspeed was 2 Bft (weak wind) and was prevailing from the northeast. Source: KNMI
February 13 » Black college students stage the first of the Nashville sit-ins at three lunch counters in Nashville, Tennessee.
March 21 » Apartheid: Sharpeville massacre, South Africa: Police open fire on a group of black South African demonstrators, killing 69 and wounding 180.
March 22 » Arthur Leonard Schawlow and Charles Hard Townes receive the first patent for a laser.
May 3 » The Anne Frank House museum opens in Amsterdam, Netherlands.
May 16 » Theodore Maiman operates the first optical laser (a ruby laser), at Hughes Research Laboratories in Malibu, California.
September 5 » Poet Léopold Sédar Senghor is the first elected President of Senegal.
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/I209238.php : accessed October 17, 2026), "Lena Marrigje Cornelia van der Louw (1887-1960)".
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