The temperature on March 23, 1928 was between 7.6 °C and 16.9 °C and averaged 11.1 °C. There was 1.5 mm of rain. There was 3.2 hours of sunshine (26%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south-southeast. Source: KNMI
January 1 » Boris Bazhanov defects through Iran. He is the only assistant of Joseph Stalin's secretariat to have defected from the Eastern Bloc.
March 21 » Charles Lindbergh is presented with the Medal of Honor for the first solo trans-Atlantic flight.
May 3 » The Jinan incident begins with the deaths of twelve Japanese civilians by Chinese forces in Jinan, China, which leads to Japanese retaliation and the deaths of over 2,000 Chinese civilians in the following days.
June 8 » Second Northern Expedition: The National Revolutionary Army captures Peking, whose name is changed to Beijing ("Northern Capital").
September 28 » Alexander Fleming notices a bacteria-killing mold growing in his laboratory, discovering what later became known as penicillin.
October 12 » An iron lung respirator is used for the first time at Children's Hospital, Boston.
Day of death June 28, 1966
The temperature on June 28, 1966 was between 11.6 °C and 14.0 °C and averaged 12.7 °C. There was 5.8 mm of rain during 4.4 hours. There was 0.1 hours of sunshine (1%). The almost completely overcast was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-northwest. Source: KNMI
March 31 » The Soviet Union launches Luna 10 which later becomes the first space probe to enter orbit around the Moon.
June 13 » The United States Supreme Court rules in Miranda v. Arizona that the police must inform suspects of their rights before questioning them.
June 14 » The Vatican announces the abolition of the Index Librorum Prohibitorum ("index of prohibited books"), which was originally instituted in 1557.
August 1 » Charles Whitman kills 16 people at the University of Texas at Austin before being killed by the police.
November 15 » Project Gemini: Gemini 12 completes the program's final mission, when it splashes down safely in the Atlantic Ocean.
December 26 » The first Kwanzaa is celebrated by Maulana Karenga, the chair of Black Studies at California State University, Long Beach.
When copying data from this family tree, please include a reference to the origin: Nienke Oudbier, "Descendants van de Vlag1", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-oudbier/I2368.php : accessed March 3, 2026), "Willem Hendrik (Wim) de Graaf (1928-1966)".
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