The temperature on July 20, 1905 was between 8.4 °C and 22.4 °C and averaged 15.8 °C. There was 11.1 hours of sunshine (69%). The average windspeed was 2 Bft (weak wind) and was prevailing from the northwest. Source: KNMI
In The Netherlands , there was from August 1, 1901 to August 16, 1905 the cabinet Kuijper, with Dr. A. Kuijper (AR) as prime minister.
In The Netherlands , there was from August 17, 1905 to February 11, 1908 the cabinet De Meester, with Mr. Th. de Meester (unie-liberaal) as prime minister.
January 26 » The world's largest diamond ever, the Cullinan weighing 3,106.75 carats (0.621350kg), is found at the Premier Mine near Pretoria in South Africa.
March 23 » Eleftherios Venizelos calls for Crete's union with Greece, and begins what is to be known as the Theriso revolt.
May 27 » Russo-Japanese War: The Battle of Tsushima begins.
August 10 » Russo-Japanese War: Peace negotiations begin in Portsmouth, New Hampshire.
September 26 » Albert Einstein publishes the third of his Annus Mirabilis papers, introducing the special theory of relativity.
November 18 » Prince Carl of Denmark becomes King Haakon VII of Norway.
Day of death April 12, 1979
The temperature on April 12, 1979 was between 7.1 °C and 16.5 °C and averaged 11.3 °C. There was 3.8 mm of rain during 2.5 hours. There was 5.5 hours of sunshine (40%). The partly or heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
In The Netherlands , there was from Monday, December 19, 1977 to Friday, September 11, 1981 the cabinet Van Agt I, with Mr. A.A.M. van Agt (CDA/KVP) as prime minister.
July 25 » In accord with the Egypt–Israel Peace Treaty, Israel begins its withdrawal from the Sinai Peninsula.
October 18 » The Federal Communications Commission (FCC) begins allowing people to have home satellite earth stations without a federal government license.
October 27 » Saint Vincent and the Grenadines gains its independence from the United Kingdom.
November 4 » Iran hostage crisis: A group of Iranian college students overruns the U.S. embassy in Tehran and takes 90 hostages.
November 9 » Cold War: Nuclear false alarm: The NORAD computers and the Alternate National Military Command Center in Fort Ritchie, Maryland detected purported massive Soviet nuclear strike. After reviewing the raw data from satellites and checking the early-warning radars, the alert is cancelled.
December 9 » The eradication of the smallpox virus is certified, making smallpox the first of only two diseases that have been driven to extinction (rinderpest in 2011 being the other).
When copying data from this family tree, please include a reference to the origin: Charles Olson, "Olson's Tree", database, Genealogy Online (https://www.genealogieonline.nl/olsons-tree/P6510.php : accessed January 7, 2026), "Henry Collins Gwynne (1905-1979)".
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.