The temperature on May 1, 1951 was between 1.1 °C and 16.4 °C and averaged 10.5 °C. There was 12.0 hours of sunshine (81%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south east. Source: KNMI
From August 7, 1948 till March 15, 1951 the Netherlands had a cabinet Drees - Van Schaik with the prime ministers Dr. W. Drees (PvdA) and Mr. J.R.H. van Schaik (KVP).
In The Netherlands , there was from March 15, 1951 to September 2, 1952 the cabinet Drees I, with Dr. W. Drees (PvdA) as prime minister.
February 9 » Korean War: The two-day Geochang massacre begins as a battalion of the 11th Division of the South Korean Army kills 719 unarmed citizens in Geochang, in the South Gyeongsang district of South Korea
February 27 » The Twenty-second Amendment to the United States Constitution, limiting Presidents to two terms, is ratified.
May 13 » The 400th anniversary of the founding of the National University of San Marcos is commemorated by the opening of the first large-capacity stadium in Peru.
May 16 » The first regularly scheduled transatlantic flights begin between Idlewild Airport (now John F Kennedy International Airport) in New York City and Heathrow Airport in London, operated by El Al Israel Airlines.
November 1 » Operation Buster–Jangle: Six thousand five hundred American soldiers are exposed to 'Desert Rock' atomic explosions for training purposes in Nevada. Participation is not voluntary.
December 17 » The American Civil Rights Congress delivers "We Charge Genocide" to the United Nations.
Day of death July 14, 1967
The temperature on July 14, 1967 was between 18.2 °C and 27.2 °C and averaged 21.6 °C. There was 0.1 mm of rain during 0.3 hours. There was 4.2 hours of sunshine (26%). The partly or heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west-southwest. Source: KNMI
March 7 » The Majelis Permusyawaratan Rakyat Sementara (MPRS), Indonesia's provisional parliament, revoked Sukarno's mandate as President of Indonesia.
March 9 » Trans World Airlines Flight 553 crashes in a field in Concord Township, Ohio following a mid-air collision with a Beechcraft Baron, killing 26 people.
April 23 » Soviet space program: Soyuz 1 (Russian: Союз 1, Union 1) a manned spaceflight carrying cosmonaut Colonel Vladimir Komarov is launched into orbit.
September 20 » RMSQueen Elizabeth 2 is launched Clydebank, Scotland.
September 30 » The BBC Light Programme, Third Programme and Home Service are replaced with BBC Radio 2, 3 and 4 Respectively, BBC Radio 1 is also launched.
October 2 » Thurgood Marshall is sworn in as the first African-American justice of the United States Supreme Court.
Day of burial July 18, 1967
The temperature on July 18, 1967 was between 16.4 °C and 31.3 °C and averaged 23.2 °C. There was 12.6 hours of sunshine (78%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south east. Source: KNMI
January 18 » Albert DeSalvo, the "Boston Strangler", is convicted of numerous crimes and is sentenced to life imprisonment.
March 18 » The supertanker Torrey Canyon runs aground off the Cornish coast.
July 1 » Merger Treaty: The European Community is formally created out of a merger with the Common Market, the European Coal and Steel Community, and the European Atomic Energy Commission.
September 15 » U.S. President Lyndon B. Johnson, responding to a sniper attack at the University of Texas at Austin, writes a letter to Congress urging the enactment of gun control legislation.
November 3 » Vietnam War: The Battle of Dak To begins.
November 14 » American physicist Theodore Maiman is given a patent for his ruby laser systems, the world's first laser.
When copying data from this family tree, please include a reference to the origin: Sake Siegersma, "Family tree Siegersma", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-siegersma/I9.php : accessed February 11, 2026), "Alle Anthonie Wolter "Alle" Siegersma (1951-1967)".
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