The temperature on December 30, 1909 was between 1.9 °C and 5.7 °C and averaged 3.6 °C. There was 0.2 hours of sunshine (3%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-northwest. Source: KNMI
February 26 » Kinemacolor, the first successful color motion picture process, is first shown to the general public at the Palace Theatre in London.
March 23 » Theodore Roosevelt leaves New York for a post-presidency safari in Africa. The trip is sponsored by the Smithsonian Institution and National Geographic Society.
July 16 » Persian Constitutional Revolution: Mohammad Ali Shah Qajar is forced out as Shah of Persia and is replaced by his son Ahmad Shah Qajar.
July 25 » Louis Blériot makes the first flight across the English Channel in a heavier-than-air machine from Calais to Dover, England, United Kingdom in 37 minutes.
August 24 » Workers start pouring concrete for the Panama Canal.
September 20 » The South Africa Act 1909 creates the Union of South Africa from the British Colonies from four smaller colonies.
Day of marriage November 6, 1936
The temperature on November 6, 1936 was between 7.1 °C and 10.6 °C and averaged 8.9 °C. There was 1.6 mm of rain during 2.8 hours. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south-southeast. Source: KNMI
March 7 » Prelude to World War II: In violation of the Locarno Pact and the Treaty of Versailles, Germany reoccupies the Rhineland.
July 26 » King Edward VIII, in one of his few official duties before he abdicates the throne, officially unveils the Canadian National Vimy Memorial.
August 14 » Rainey Bethea is hanged in Owensboro, Kentucky in the last known public execution in the United States.
August 31 » Radio Prague, now the official international broadcasting station of the Czech Republic, goes on the air.
September 7 » The last thylacine, a carnivorous marsupial named Benjamin, dies alone in its cage at the Hobart Zoo in Tasmania.
October 5 » The Jarrow March sets off for London.
Day of death December 30, 1969
The temperature on December 30, 1969 was between -7.3 °C and -0.4 °C and averaged -2.8 °C. There was 5.0 hours of sunshine (64%). The partly clouded was. The average windspeed was 5 Bft (very strong wind) and was prevailing from the east-northeast. Source: KNMI
January 16 » Soviet spacecraft Soyuz 4 and Soyuz 5 perform the first-ever docking of manned spacecraft in orbit, the first-ever transfer of crew from one space vehicle to another, and the only time such a transfer was accomplished with a space walk.
March 13 » Apollo 9 returns safely to Earth after testing the Lunar Module.
April 15 » The EC-121 shootdown incident: North Korea shoots down a United States Navy aircraft over the Sea of Japan, killing all 31 on board.
May 9 » Carlos Lamarca leads the first urban guerrilla action against the military dictatorship of Brazil in São Paulo, by robbing two banks.
July 16 » Apollo program: Apollo 11, the first mission to land astronauts on the Moon, is launched from the Kennedy Space Center at Cape Kennedy, Florida.
July 30 » Vietnam War: US President Richard Nixon makes an unscheduled visit to South Vietnam and meets with President Nguyễn Văn Thiệu and U.S. military commanders.
Day of burial January 3, 1970
The temperature on January 3, 1970 was between -2.6 °C and 3.9 °C and averaged -0.2 °C. There was 1.7 mm of rain during 5.7 hours. There was 0.1 hours of sunshine (1%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west. Source: KNMI
April 6 » Newhall massacre: Four California Highway Patrol officers are killed in a shootout.
July 21 » After 11 years of construction, the Aswan High Dam in Egypt is completed.
September 9 » A British airliner is hijacked by the Popular Front for the Liberation of Palestine and flown to Dawson's Field in Jordan.
November 9 » Vietnam War: The Supreme Court of the United States votes 6–3 against hearing a case to allow Massachusetts to enforce its law granting residents the right to refuse military service in an undeclared war.
November 17 » Vietnam War: Lieutenant William Calley goes on trial for the My Lai Massacre.
November 18 » U.S. President Richard Nixon asks the U.S. Congress for $155 million in supplemental aid for the Cambodian government.
When copying data from this family tree, please include a reference to the origin: Ronald van 't Hoff, "Family tree Van 't Hoff - Zondag - Bosch - de Zwaan - vd Kolk - Westhuis - Plomp", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-van-t-hoff/I7348.php : accessed February 26, 2026), "Jan de Bruin (1909-1969)".
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