March 16 » Sir Arthur Evans purchased the land around the ruins of Knossos, the largest Bronze Age archaeological site on Crete.
April 14 » The Exposition Universelle begins.
May 1 » The Scofield Mine disaster kills over 200 men in Scofield, Utah in what is to date the fifth-worst mining accident in United States history.
June 14 » The second German Naval Law calls for the Imperial German Navy to be doubled in size, resulting in an Anglo-German naval arms race.
June 21 » Boxer Rebellion. China formally declares war on the United States, Britain, Germany, France and Japan, as an edict issued from the Empress Dowager Cixi.
October 19 » Max Planck discovers Planck's law of black-body radiation.
Day of marriage November 16, 1926
The temperature on November 16, 1926 was between 8.4 °C and 11.6 °C and averaged 9.5 °C. There was 2.9 mm of rain. The average windspeed was 2 Bft (weak wind) and was prevailing from the southwest. Source: KNMI
January 8 » Crown Prince Nguyễn Phúc Vĩnh Thuỵ ascends the throne to become the last monarch of Vietnam.
March 15 » The dictator Theodoros Pangalos is elected President of Greece without opposition.
March 16 » History of Rocketry: Robert Goddard launches the first liquid-fueled rocket, at Auburn, Massachusetts.
May 25 » Sholom Schwartzbard assassinates Symon Petliura, the head of the government of the Ukrainian People's Republic, which is in government-in-exile in Paris.
June 14 » Brazil leaves the League of Nations.
June 28 » Mercedes-Benz is formed by Gottlieb Daimler and Karl Benz merging their two companies.
Day of death December 1, 1963
The temperature on December 1, 1963 was between 2.7 °C and 7.9 °C and averaged 5.2 °C. There was 5.5 hours of sunshine (68%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the east-southeast. Source: KNMI
February 27 » The Dominican Republic receives its first democratically elected president, Juan Bosch, since the end of the dictatorship led by Rafael Trujillo.
April 11 » Pope John XXIII issues Pacem in terris, the first encyclical addressed to all Christians instead of only Catholics, and which described the conditions for world peace in human terms.
July 24 » The ship Bluenose II was launched in Lunenburg, Nova Scotia. The schooner is a major Canadian symbol.
September 25 » Lord Denning releases the UK government's official report on the Profumo affair.
November 18 » The first push-button telephone goes into service.
November 22 » William Clay Ford Sr. buys the Detroit Lions for $4.5 million.
When copying data from this family tree, please include a reference to the origin: Joop Klavers, "Family tree Klavers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_klavers/I111401.php : accessed February 28, 2026), "Roelof Oosterhof (1900-1963)".
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.