The temperature on December 26, 1891 was about 4.9 °C. The air pressure was 1 kgf/m2 and came mainly from the south-southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 97%. Source: KNMI
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.
In The Netherlands , there was from August 21, 1891 to May 9, 1894 the cabinet Van Tienhoven, with Mr. G. van Tienhoven (unie-liberaal) as prime minister.
January 29 » Liliuokalani is proclaimed the last monarch and only queen regnant of the Kingdom of Hawaii.
January 31 » History of Portugal: The first attempt at a Portuguese republican revolution breaks out in the northern city of Porto.
May 15 » Pope Leo XIII defends workers' rights and property rights in the encyclical Rerum novarum, the beginning of modern Catholic social teaching.
July 26 » France annexes Tahiti.
August 24 » Thomas Edison patents the motion picture camera.
October 1 » Stanford University opens its doors in California, United States.
Day of death September 4, 1968
The temperature on September 4, 1968 was between 10.3 °C and 18.4 °C and averaged 14.0 °C. There was 1.2 mm of rain during 2.2 hours. There was 1.4 hours of sunshine (10%). The heavily clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the west. Source: KNMI
January 31 » Vietnam War: Viet Cong guerrillas attack the United States embassy in Saigon, and other attacks, in the early morning hours, later grouped together as the Tet Offensive.
February 1 » Vietnam War: The execution of Viet Cong officer Nguyễn Văn Lém by South Vietnamese National Police Chief Nguyễn Ngọc Loan is recorded on motion picture film, as well as in an iconic still photograph taken by Eddie Adams.
July 26 » Vietnam War: South Vietnamese opposition leader Trương Đình Dzu is sentenced to five years hard labor for advocating the formation of a coalition government as a way to move toward an end to the war.
August 21 » James Anderson Jr. posthumously receives the first Medal of Honor to be awarded to an African American U.S. Marine.
September 30 » The Boeing 747 is rolled out and shown to the public for the first time.
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: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I212650.php : accessed December 28, 2025), "Rabertus Jan Kalk (1891-1968)".
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