The temperature on February 28, 1911 was between 5.1 °C and 11.5 °C and averaged 8.7 °C. There was 6.1 mm of rain. The average windspeed was 5 Bft (very strong wind) and was prevailing from the south-southwest. Source: KNMI
February 18 » The first official flight with airmail takes place from Allahabad, United Provinces, British India (now India), when Henri Pequet, a 23-year-old pilot, delivers 6,500 letters to Naini, about 10 kilometres (6.2mi) away.
May 23 » The New York Public Library is dedicated.
July 1 » Germany despatches the gunship SMSPanther to Morocco, sparking the Agadir Crisis.
July 4 » A massive heat wave strikes the northeastern United States, killing 380 people in eleven days and breaking temperature records in several cities.
September 20 » The White Star Line's RMSOlympic collides with the British warship HMSHawke.
September 25 » An explosion of badly degraded propellant charges on board the French battleship Liberté detonates the forward ammunition magazines and destroys the ship.
Day of marriage November 22, 1930
The temperature on November 22, 1930 was between 7.7 °C and 12.9 °C and averaged 10.6 °C. There was 15.1 mm of rain during 3.1 hours. There was 0.1 hours of sunshine (1%). The average windspeed was 5 Bft (very strong wind) and was prevailing from the 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.
When copying data from this family tree, please include a reference to the origin: Michael Jacobs, "Family tree Jacobs", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-michael-jacobs/I67562.php : accessed May 9, 2025), "Tjaaktje Grave (1911-)".
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