The temperature on June 23, 1911 was between 12.2 °C and 19.3 °C and averaged 15.2 °C. There was 6.4 mm of rain. There was 1.2 hours of sunshine (7%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
January 15 » Palestinian Arabic-language Falastin newspaper founded.
January 26 » Glenn Curtiss flies the first successful American seaplane.
April 6 » During the Battle of Deçiq, Dedë Gjon Luli Dedvukaj, leader of the Malësori Albanians, raises the Albanian flag in the town of Tuzi, Montenegro, for the first time after George Kastrioti (Skanderbeg).
July 24 » Hiram Bingham III re-discovers Machu Picchu, "the Lost City of the Incas".
September 1 » The armored cruiser Georgios Averof is commissioned into the Greek Navy. It now serves as a museum ship.
November 11 » Many cities in the Midwestern United States break their record highs and lows on the same day as a strong cold front rolls through.
Day of death April 20, 1980
The temperature on April 20, 1980 was between 0.9 °C and 9.1 °C and averaged 5.3 °C. There was 5.9 mm of rain during 3.1 hours. There was 5.4 hours of sunshine (38%). The partly or heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northwest. 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.
January 26 » Egypt–Israel relations are formally established.
January 28 » USCGCBlackthorn collides with the tanker Capricorn while leaving Tampa, Florida and capsizes, killing 23 Coast Guard crewmembers.
March 31 » The Chicago, Rock Island and Pacific Railroad operates its final train after being ordered to liquidate its assets because of bankruptcy and debts owed to creditors.
July 7 » Institution of sharia law in Iran.
July 19 » Opening of the Summer Olympics in Moscow.
December 2 » Salvadoran Civil War: Four American missionaries are raped and murdered by a death squad.
When copying data from this family tree, please include a reference to the origin: Hendrik Dreyer, "Dreyer Tree", database, Genealogy Online (https://www.genealogieonline.nl/dreyer-tree/I17024.php : accessed January 22, 2026), "Willem Hendrik Frederik Dreyer (1911-1980)".
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.