The temperature on May 30, 1910 was between 10.3 °C and 15.0 °C and averaged 12.7 °C. There was 2.7 mm of rain. There was 9.8 hours of sunshine (60%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
March 3 » Rockefeller Foundation: John D. Rockefeller Jr. announces his retirement from managing his businesses so that he can devote all his time to philanthropy.
June 2 » Charles Rolls, a co-founder of Rolls-Royce Limited, becomes the first man to make a non-stop double crossing of the English Channel by plane.
September 12 » Premiere performance of Gustav Mahler's Symphony No. 8 in Munich (with a chorus of 852 singers and an orchestra of 171 players. Mahler's rehearsal assistant conductor was Bruno Walter).
October 6 » Eleftherios Venizelos is elected prime minister of Greece for the first of seven times.
October 22 » Hawley Harvey Crippen (the first felon to be arrested with the help of radio) is convicted of poisoning his wife.
November 23 » Johan Alfred Ander becomes the last person to be executed in Sweden.
Day of marriage December 4, 1930
The temperature on December 4, 1930 was between -3.9 °C and 5.7 °C and averaged -0.6 °C. There was 6.8 hours of sunshine (85%). The average windspeed was 2 Bft (weak wind) and was prevailing from the east. Source: KNMI
In The Netherlands , there was from August 10, 1929 to May 26, 1933 the cabinet Ruys de Beerenbrouck III, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
January 26 » The Indian National Congress declares 26 January as Independence Day or as the day for Poorna Swaraj ("Complete Independence") which occurred 17 years later.
February 16 » The Romanian Football Federation joins FIFA.
March 13 » The news of the discovery of Pluto is announced by Lowell Observatory.
April 6 » At the end of the Salt March, Gandhi raises a lump of mud and salt and declares, "With this, I am shaking the foundations of the British Empire."
June 21 » One-year conscription comes into force in France.
July 7 » Industrialist Henry J. Kaiser begins construction of Boulder Dam (now known as Hoover Dam).
Day of death December 4, 1981
The temperature on December 4, 1981 was between 1.4 °C and 9.0 °C and averaged 6.3 °C. There was 19.0 mm of rain during 10.4 hours. The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-northwest. Source: KNMI
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.
In The Netherlands , there was from Friday, September 11, 1981 to Saturday, May 29, 1982 the cabinet Van Agt II, with Mr. A.A.M. van Agt (CDA) as prime minister.
February 23 » In Spain, Antonio Tejero attempts a coup d'état by capturing the Spanish Congress of Deputies.
April 11 » A massive riot in Brixton, south London results in almost 300 police injuries and 65 serious civilian injuries.
May 13 » Mehmet Ali Ağca attempts to assassinate Pope John Paul II in St. Peter's Square in Rome. The Pope is rushed to the Agostino Gemelli University Polyclinic to undergo emergency surgery and survives.
October 22 » The United States Federal Labor Relations Authority votes to decertify the Professional Air Traffic Controllers Organization (PATCO) for its strike the previous August.
December 1 » Inex-Adria Aviopromet Flight 1308, a McDonnell Douglas MD-80, crashes in Corsica, killing all 180 people on board.
December 4 » South Africa grants independence to the Ciskei "homeland" (not recognized by any government outside South Africa).
When copying data from this family tree, please include a reference to the origin: Samantha Smith, "Family tree Smith/Bais", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-smith-bais/R34.php : accessed January 25, 2026), "Gerrit Peter Groot (1910-1981)".
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