The temperature on January 31, 1930 was between -0.9 °C and 6.7 °C and averaged 2.4 °C. There was 0.1 mm of rain. There was 5.0 hours of sunshine (55%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south east. Source: KNMI
In The Netherlands , there was from August 10, 1929 to May 26, 1933 the cabinet Ruys de Beerenbrouck III, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
February 16 » The Romanian Football Federation joins FIFA.
March 6 » International Unemployment Day demonstrations globally initiated by the Comintern.
March 29 » Heinrich Brüning is appointed German Reichskanzler.
May 24 » Amy Johnson lands in Darwin, Northern Territory, becoming the first woman to fly solo from England to Australia (she left on May 5 for the 11,000 mile flight).
June 1 » The Deccan Queen is introduced as first intercity train between Bombay VT (Now Mumbai CST) and Poona (Pune) to run on electric locomotives.
July 7 » Industrialist Henry J. Kaiser begins construction of Boulder Dam (now known as Hoover Dam).
Day of death July 14, 1953
The temperature on July 14, 1953 was between 13.1 °C and 19.2 °C and averaged 15.2 °C. There was 24.3 mm of rain during 4.5 hours. There was 5.6 hours of sunshine (34%). The partly or heavily clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
January 14 » Josip Broz Tito is inaugurated as the first President of Yugoslavia.
February 3 » The Batepá massacre occurred in São Tomé when the colonial administration and Portuguese landowners unleashed a wave of violence against the native creoles known as forros.
February 19 » Book censorship in the United States: The Georgia Literature Commission is established.
April 25 » Francis Crick and James Watson publish "Molecular Structure of Nucleic Acids: A Structure for Deoxyribose Nucleic Acid" describing the double helix structure of DNA.
June 18 » A United States Air Force C-124 crashes and burns near Tachikawa, Japan, killing 129.
July 7 » Ernesto "Che" Guevara sets out on a trip through Bolivia, Peru, Ecuador, Panama, Costa Rica, Nicaragua, Honduras, and El Salvador.
When copying data from this family tree, please include a reference to the origin: Hendrik Dreyer, "Dreyer Tree", database, Genealogy Online (https://www.genealogieonline.nl/dreyer-tree/I16493.php : accessed February 14, 2026), "Jacob Gustav Letterstedt Dreyer (1899-1953)".
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