The temperature on April 17, 1912 was between 1.7 °C and 15.3 °C and averaged 9.6 °C. There was 11.8 hours of sunshine (84%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east. Source: KNMI
April 2 » The ill-fated RMSTitanic begins sea trials.
April 17 » Russian troops open fire on striking goldfield workers in northeast Siberia, killing at least 150.
July 8 » Henrique Mitchell de Paiva Couceiro leads an unsuccessful royalist attack against the First Portuguese Republic in Chaves.
September 28 » Corporal Frank S. Scott of the United States Army becomes the first enlisted man to die in an airplane crash.
November 27 » Spain declares a protectorate over the north shore of Morocco.
December 8 » Leaders of the German Empire hold an Imperial War Council to discuss the possibility that war might break out.
Day of marriage May 22, 1937
The temperature on May 22, 1937 was between 4.6 °C and 19.4 °C and averaged 13.6 °C. There was 11.1 hours of sunshine (69%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
April 12 » Sir Frank Whittle ground-tests the first jet engine designed to power an aircraft, at Rugby, England.
May 21 » A Soviet station, North Pole-1, becomes the first scientific research settlement to operate on the drift ice of the Arctic Ocean.
June 14 » Pennsylvania becomes the first (and only) state of the United States to celebrate Flag Day officially as a state holiday.
July 5 » Spam, the luncheon meat, is introduced into the market by the Hormel Foods Corporation.
August 1 » Josip Broz Tito reads the resolution "Manifesto of constitutional congress of KPH" to the constitutive congress of KPH (Croatian Communist Party) in woods near Samobor.
August 28 » Toyota Motors becomes an independent company.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I167537.php : accessed October 21, 2026), "Hendrikus Walda (1912-)".
Copy warning
Genealogical publications are copyright protected. Although data is often retrieved from public archives, the searching, interpreting, collecting, selecting and sorting of the data results in a unique product. Copyright protected work may not simply be copied or republished.
Please stick to the following rules
Request permission to copy data or at least inform the author, chances are that the author gives permission, often the contact also leads to more exchange of data.
Do not use this data until you have checked it, preferably at the source (the archives).
State from whom you have copied the data and ideally also his/her original source.