The temperature on January 1, 1930 was between 0.5 °C and 6.7 °C and averaged 3.5 °C. There was 4.3 mm of rain during 4.1 hours. The average windspeed was 5 Bft (very strong wind) and was prevailing from the south-southwest. 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 18 » While studying photographs taken in January, Clyde Tombaugh discovers Pluto.
March 12 » Mahatma Gandhi begins the Salt March, a 200-mile march to the sea to protest the British monopoly on salt in India.
April 6 » At the end of the Salt March, Gandhi raises a lump of mud and salt and declares, "With this, I am shaking the foundations of the British Empire."
May 7 » The 7.1 Mw Salmas earthquake shakes northwestern Iran and southeastern Turkey with a maximum Mercalli intensity of IX (Violent). Up to three-thousand people were killed.
June 21 » One-year conscription comes into force in France.
November 11 » Patent number US1781541 is awarded to Albert Einstein and Leó Szilárd for their invention, the Einstein refrigerator.
Day of death August 5, 1935
The temperature on August 5, 1935 was between 6.1 °C and 23.5 °C and averaged 16.0 °C. There was 11.5 hours of sunshine (75%). The average windspeed was 2 Bft (weak wind) and was prevailing from the northwest. Source: KNMI
February 26 » Adolf Hitler orders the Luftwaffe to be re-formed, violating the provisions of the Treaty of Versailles.
March 21 » Shah of Iran Reza Shah Pahlavi formally asks the international community to call Persia by its native name, Iran.
July 1 » Regina, Saskatchewan police and Royal Canadian Mounted Police ambush strikers participating in the On-to-Ottawa Trek.
November 9 » The Congress of Industrial Organizations is founded in Atlantic City, New Jersey, by eight trade unions belonging to the American Federation of Labor.
December 9 » Student protests in Beiping (now Beijing)'s Tiananmen Square, dispersed by government.
December 12 » Lebensborn Project, a Nazi reproduction program, is founded by Heinrich Himmler.
When copying data from this family tree, please include a reference to the origin: Henk Hulzebos, "Family tree Hulzebos", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-hulzebos/I134792.php : accessed January 31, 2026), "Grietje Zwaantina Wieringa (1930-1935)".
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