The temperature on April 4, 1910 was between 2.5 °C and 10.2 °C and averaged 6.2 °C. There was 0.7 hours of sunshine (5%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south-southeast. Source: KNMI
January 15 » Construction ends on the Buffalo Bill Dam in Wyoming, United States, which was the highest dam in the world at the time, at 325ft (99m).
February 8 » The Boy Scouts of America is incorporated by William D. Boyce.
May 6 » George V becomes King of Great Britain, Ireland, and many overseas territories, on the death of his father, Edward VII.
June 2 » Charles Rolls, a co-founder of Rolls-Royce Limited, becomes the first man to make a non-stop double crossing of the English Channel by plane.
October 5 » In a revolution in Portugal the monarchy is overthrown and a republic is declared.
November 7 » The first air freight shipment (from Dayton, Ohio, to Columbus, Ohio) is undertaken by the Wright brothers and department store owner Max Moorehouse.
Day of marriage June 23, 1939
The temperature on June 23, 1939 was between 14.3 °C and 24.0 °C and averaged 18.4 °C. There was 5.2 hours of sunshine (31%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northwest. Source: KNMI
In The Netherlands , there was from June 24, 1937 to July 25, 1939 the cabinet Colijn IV, with Dr. H. Colijn (ARP) as prime minister.
In The Netherlands , there was from July 25, 1939 to August 10, 1939 the cabinet Colijn V, with Dr. H. Colijn (ARP) as prime minister.
In The Netherlands , there was from August 10, 1939 to September 3, 1940 the cabinet De Geer II, with Jonkheer mr. D.J. de Geer (CHU) as prime minister.
February 5 » Generalísimo Francisco Franco becomes the 68th "Caudillo de España", or Leader of Spain.
March 16 » From Prague Castle, Hitler proclaims Bohemia and Moravia a German protectorate.
September 1 » General George C. Marshall becomes Chief of Staff of the United States Army.
September 9 » World War II: The Battle of Hel begins, the longest-defended pocket of Polish Army resistance during the German invasion of Poland.
September 18 » World War II: The radio show Germany Calling begins transmitting Nazi propaganda.
September 22 » World War II: A joint German–Soviet military parade in Brest-Litovsk is held to celebrate the successful invasion of Poland.
Day of death April 9, 1975
The temperature on April 9, 1975 was between -0.3 °C and 8.3 °C and averaged 3.9 °C. There was 4.2 mm of rain during 2.0 hours. There was 3.4 hours of sunshine (25%). The partly or heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-northwest. Source: KNMI
In The Netherlands , there was from Friday, May 11, 1973 to Monday, December 19, 1977 the cabinet Den Uyl, with Drs. J.M. den Uyl (PvdA) as prime minister.
April 4 » Microsoft is founded as a partnership between Bill Gates and Paul Allen in Albuquerque, New Mexico.
June 4 » The Governor of California Jerry Brown signs the California Agricultural Labor Relations Act into law, the first law in the U.S. giving farmworkers collective bargaining rights.
June 25 » Mozambique achieves independence from Portugal.
September 14 » The first American saint, Elizabeth Ann Seton, is canonized by Pope Paul VI.
November 14 » With the signing of the Madrid Accords, Spain abandons Western Sahara.
December 2 » Laotian Civil War: The Pathet Lao seizes the Laotian capital of Vientiane, forces the abdication of King Sisavang Vatthana, and proclaims the Lao People's Democratic Republic.
When copying data from this family tree, please include a reference to the origin: Tijs van den Brink, "Parentele of Geurt Jacobs", database, Genealogy Online (https://www.genealogieonline.nl/geurt-jacobs/I32422.php : accessed January 31, 2026), "Harmen Bos (1910-1975)".
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.