The temperature on July 4, 1937 was between 13.6 °C and 21.9 °C and averaged 18.0 °C. There was 9.3 hours of sunshine (56%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
February 19 » Yekatit 12: During a public ceremony at the Viceregal Palace (the former Imperial residence) in Addis Ababa, Ethiopia, two Ethiopian nationalists of Eritrean origin attempt to kill viceroy Rodolfo Graziani with a number of grenades.
March 21 » Ponce massacre: Nineteen people in Ponce, Puerto Rico are gunned down by police acting on orders of the US-appointed Governor, Blanton C. Winship.
June 14 » Pennsylvania becomes the first (and only) state of the United States to celebrate Flag Day officially as a state holiday.
July 2 » Amelia Earhart and navigator Fred Noonan are last heard from over the Pacific Ocean while attempting to make the first equatorial round-the-world flight.
December 21 » Snow White and the Seven Dwarfs, the world's first full-length animated feature, premieres at the Carthay Circle Theatre.
December 22 » The Lincoln Tunnel opens to traffic in New York City.
Day of death January 21, 2001
The temperature on January 21, 2001 was between -1.8 °C and 0.7 °C and averaged -0.1 °C. There was 5.1 mm of rain during 7.0 hours. There was 4.0 hours of sunshine (47%). The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south east. Source: KNMI
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I223992.php : accessed October 12, 2026), "Johannes de Haan (1937-2001)".
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