The temperature on August 26, 1911 was between 13.0 °C and 22.8 °C and averaged 17.4 °C. There was 11.1 hours of sunshine (79%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
May 21 » President of Mexico Porfirio Díaz and the revolutionary Francisco Madero sign the Treaty of Ciudad Juárez to put an end to the fighting between the forces of both men, concluding the initial phase of the Mexican Revolution.
May 31 » The RMS Titanic is launched in Belfast, Northern Ireland.
June 28 » The Nakhla meteorite, the first one to suggest signs of aqueous processes on Mars, falls to Earth, landing in Egypt.
July 7 » The United States, UK, Japan, and Russia sign the North Pacific Fur Seal Convention of 1911 banning open-water seal hunting, the first international treaty to address wildlife preservation issues.
August 29 » The Canadian Naval Service becomes the Royal Canadian Navy.
September 23 » Pilot Earle Ovington makes the first official airmail delivery in America under the authority of the United States Post Office Department
Day of marriage May 23, 1934
The temperature on May 23, 1934 was between 5.9 °C and 18.3 °C and averaged 13.0 °C. There was 10.9 hours of sunshine (68%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northwest. Source: KNMI
January 26 » German–Polish Non-Aggression Pact is signed.
April 21 » The "Surgeon's Photograph", the most famous photo allegedly showing the Loch Ness Monster, is published in the Daily Mail (in 1999, it is revealed to be a hoax).
July 2 » The Night of the Long Knives ends with the death of Ernst Röhm.
August 19 » The first All-American Soap Box Derby is held in Dayton, Ohio.
September 18 » The Soviet Union is admitted to the League of Nations.
October 22 » In East Liverpool, Ohio, FBI agents shoot and kill notorious bank robber Pretty Boy Floyd.
Day of death April 29, 1978
The temperature on April 29, 1978 was between 4.2 °C and 16.6 °C and averaged 10.7 °C. There was -0.1 mm of rain. There was 10.6 hours of sunshine (72%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the east-northeast. 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.
March 9 » President Soeharto inaugurated Jagorawi Toll Road, the first toll highway in Indonesia, connecting Jakarta, Bogor and Ciawi, West Java.
April 14 » Tbilisi Demonstrations: Thousands of Georgians demonstrate against Soviet attempts to change the constitutional status of the Georgian language.
May 8 » The first ascent of Mount Everest without supplemental oxygen, by Reinhold Messner and Peter Habeler.
June 11 » Altaf Hussain founds the student political movement All Pakistan Muhajir Students Organisation (APMSO) in Karachi University.
November 23 » Cyclone kills about 1000 people in eastern Sri Lanka.
December 27 » Spain becomes a democracy after 40 years of fascist dictatorship.
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/I208191.php : accessed October 14, 2026), "Jannes Penninga (1911-1978)".
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