January 23 » The Malolos Constitution is inaugurated, establishing the First Philippine Republic. Emilio Aguinaldo is sworn in as its first President.
February 14 » Voting machines are approved by the U.S. Congress for use in federal elections.
March 30 » German Society of Chemistry issues an invitation to other national scientific organizations to appoint delegates to the International Committee on Atomic Weights.
June 12 » New Richmond tornado: The eighth deadliest tornado in U.S. history kills 117 people and injures around 200.
November 2 » The Boers begin their 118-day siege of British-held Ladysmith during the Second Boer War.
Day of death June 29, 1966
The temperature on June 29, 1966 was between 11.8 °C and 15.3 °C and averaged 13.0 °C. There was 2.5 mm of rain during 1.7 hours. There was -0.1 hours of sunshine (0%). The almost completely overcast was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northwest. Source: KNMI
June 13 » The United States Supreme Court rules in Miranda v. Arizona that the police must inform suspects of their rights before questioning them.
August 16 » Vietnam War: The House Un-American Activities Committee begins investigations of Americans who have aided the Viet Cong. The committee intends to introduce legislation making these activities illegal. Anti-war demonstrators disrupt the meeting and 50 people are arrested.
October 1 » West Coast Airlines Flight 956 crashes with no survivors in Oregon. This accident marks the first loss of a DC-9.
October 22 » The Soviet Union launches Luna 12.
November 15 » Project Gemini: Gemini 12 completes the program's final mission, when it splashes down safely in the Atlantic Ocean.
When copying data from this family tree, please include a reference to the origin: B.J. Jansen, "Family tree Jansen", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-jansen/I24946.php : accessed February 18, 2026), "Bernhard Holtkamp (1899-1966)".
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