The temperature on February 25, 1912 was between -0.9 °C and 8.1 °C and averaged 4.1 °C. There was 0.7 hours of sunshine (7%). The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southeast. Source: KNMI
January 23 » The International Opium Convention is signed at The Hague.
April 2 » The ill-fated RMSTitanic begins sea trials.
April 20 » Opening day for baseball's Tiger Stadium in Detroit, and Fenway Park in Boston.
June 4 » Massachusetts becomes the first state of the United States to set a minimum wage.
October 24 » First Balkan War: The Battle of Kumanovo concludes with the Serbian victory against the Ottoman Empire.
Day of marriage October 19, 1937
The temperature on October 19, 1937 was between 4.1 °C and 15.9 °C and averaged 9.2 °C. There was 8.4 hours of sunshine (80%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east. Source: KNMI
When copying data from this family tree, please include a reference to the origin: Jo IJzerman, "Family tree IJzerman", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-ijzerman/I489.php : accessed January 14, 2026), "Johanna IJzerman (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.