The temperature on February 21, 1928 was between -0.3 °C and 8.8 °C and averaged 3.5 °C. There was 8.4 hours of sunshine (81%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south east. Source: KNMI
May 3 » The Jinan incident begins with the deaths of twelve Japanese civilians by Chinese forces in Jinan, China, which leads to Japanese retaliation and the deaths of over 2,000 Chinese civilians in the following days.
May 15 » Walt Disney character Mickey Mouse premieres in his first cartoon, "Plane Crazy".
September 17 » The Okeechobee hurricane strikes southeastern Florida, killing more than 2,500 people.
September 18 » Juan de la Cierva makes the first autogyro crossing of the English Channel.
October 1 » The Soviet Union introduces its first five-year plan.
November 22 » The premier performance of Ravel's Boléro takes place in Paris.
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/I71959.php : accessed May 12, 2025), "Albertus Boonstra (1902-)".
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