The temperature on February 18, 1935 was between 4.4 °C and 8.8 °C and averaged 6.4 °C. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
January 11 » Amelia Earhart becomes the first person to fly solo from Hawaii to California.
February 28 » DuPont scientist Wallace Carothers invents nylon.
April 8 » The Works Progress Administration is formed when the Emergency Relief Appropriation Act of 1935 becomes law.
August 31 » In an attempt to stay out of the growing tensions concerning Germany and Japan, the United States passes the first of its Neutrality Acts.
December 9 » The Downtown Athletic Club Trophy, later renamed the Heisman Trophy, is awarded for the first time. The winner is halfback Jay Berwanger of the University of Chicago.
December 18 » The Lanka Sama Samaja Party is founded in Ceylon.
Day of marriage April 25, 1961
The temperature on April 25, 1961 was between 3.3 °C and 17.6 °C and averaged 11.7 °C. There was 0.1 mm of rain during 1.0 hours. There was 9.3 hours of sunshine (64%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the east-southeast. Source: KNMI
January 3 » A protest by agricultural workers in Baixa de Cassanje, Portuguese Angola, turns into a revolt, opening the Angolan War of Independence, the first of the Portuguese Colonial Wars.
February 12 » The Soviet Union launches Venera 1 towards Venus.
April 8 » A large explosion on board the MVDara in the Persian Gulf kills 238.
April 17 » Bay of Pigs Invasion: A group of Cuban exiles financed and trained by the CIA lands at the Bay of Pigs in Cuba with the aim of ousting Fidel Castro.
August 13 » Cold War: East Germany closes the border between the eastern and western sectors of Berlin to thwart its inhabitants' attempts to escape to the West, and construction of the Berlin Wall is started.
August 25 » President Jânio Quadros of Brazil resigns after just seven months in power, initiating a political crisis that culminates in a military coup in 1964.
Day of death June 6, 1977
The temperature on June 6, 1977 was between 8.1 °C and 16.0 °C and averaged 12.0 °C. There was 5.2 mm of rain during 6.6 hours. There was 1.6 hours of sunshine (10%). The almost completely overcast was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
In The Netherlands , there was from Friday, May 11, 1973 to Monday, December 19, 1977 the cabinet Den Uyl, with Drs. J.M. den Uyl (PvdA) as prime minister.
In The Netherlands , there was from Monday, December 19, 1977 to Friday, September 11, 1981 the cabinet Van Agt I, with Mr. A.A.M. van Agt (CDA/KVP) as prime minister.
January 18 » Scientists identify a previously unknown bacterium as the cause of the mysterious Legionnaires' disease.
February 4 » A Chicago Transit Authority elevated train rear-ends another and derails, killing 11 and injuring 180, the worst accident in the agency's history.
March 2 » Libya becomes the Socialist People's Libyan Arab Jamahiriya as the General People's Congress adopted the "Declaration on the Establishment of the Authority of the People".
May 9 » Hotel Polen fire: A disastrous fire burns down the Hotel Polen in Amsterdam causing 33 deaths and 21 severe injuries.
July 24 » End of a four-day-long Libyan–Egyptian War.
October 18 » German Autumn: a set of events revolving around the kidnapping of Hanns Martin Schleyer and the hijacking of a Lufthansa flight by the Red Army Faction (RAF) comes to an end when Schleyer is murdered and various RAF members allegedly commit suicide.
Day of burial June 10, 1977
The temperature on June 10, 1977 was between 9.2 °C and 20.8 °C and averaged 15.4 °C. There was 5.8 mm of rain during 1.0 hours. There was 2.1 hours of sunshine (13%). The partly or heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
In The Netherlands , there was from Friday, May 11, 1973 to Monday, December 19, 1977 the cabinet Den Uyl, with Drs. J.M. den Uyl (PvdA) as prime minister.
In The Netherlands , there was from Monday, December 19, 1977 to Friday, September 11, 1981 the cabinet Van Agt I, with Mr. A.A.M. van Agt (CDA/KVP) as prime minister.
April 11 » London Transport's Silver Jubilee AEC Routemaster buses are launched.
May 31 » The Trans-Alaska Pipeline System is completed.
June 7 » Five hundred million people watch the high day of the Silver Jubilee of Queen Elizabeth II begin on television.
September 10 » Hamida Djandoubi, convicted of torture and murder, is the last person to be executed by guillotine in France.
October 26 » Ali Maow Maalin, the last natural case of smallpox, develops a rash in Somalia. The World Health Organization and the Centers for Disease Control and Prevention consider this date to be the anniversary of the eradication of smallpox, the most spectacular success of vaccination.
When copying data from this family tree, please include a reference to the origin: Ferry Posthuma Scholtes, "Family tree Posthuma", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-posthuma/R3.php : accessed December 25, 2025), "Johannes Maria "Johan" Posthuma (1935-1977)".
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