The temperature on November 20, 1928 was between 5.1 °C and 11.8 °C and averaged 8.5 °C. There was 4.9 hours of sunshine (57%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
October 2 » The "Prelature of the Holy Cross and the Work of God", commonly known as Opus Dei, is founded.
October 12 » An iron lung respirator is used for the first time at Children's Hospital, Boston.
October 15 » The airship, Graf Zeppelin completes its first trans-Atlantic flight, landing at Lakehurst, New Jersey, United States.
October 22 » Phi Sigma Alpha fraternity is founded at the University of Puerto Rico.
December 6 » The government of Colombia sends military forces to suppress a month-long strike by United Fruit Company workers, resulting in an unknown number of deaths.
December 17 » Indian revolutionaries Bhagat Singh, Sukhdev Thapar and Shivaram Rajguru assassinate British police officer James Saunders in Lahore, Punjab, to avenge the death of Lala Lajpat Rai at the hands of the police. The three were executed in 1931.
Day of death June 21, 1935
The temperature on June 21, 1935 was between 14.4 °C and 19.5 °C and averaged 16.9 °C. There was 0.5 mm of rain during 1.7 hours. The average windspeed was 2 Bft (weak wind) and was prevailing from the southwest. Source: KNMI
When copying data from this family tree, please include a reference to the origin: Joop Klavers, "Family tree Klavers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_klavers/I27151.php : accessed February 16, 2026), "Harm Gruppen (1928-1935)".
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