The temperature on May 22, 1867 was about 9.6 °C. There was 0.2 mm of rain. The air pressure was 14 kgf/m2 and came mainly from the north-northwest. The airpressure was 76 cm mercury. The atmospheric humidity was 46%. Source: KNMI
From June 1, 1866 till June 4, 1868 the Netherlands had a cabinet Van Zuijlen van Nijevelt - Heemskerk with the prime ministers Mr. J.P.J.A. graaf Van Zuijlen van Nijevelt (AR) and Mr. J. Heemskerk Azn. (conservatief).
March 30 » Alaska is purchased from Russia for $7.2 million, about 2-cent/acre ($4.19/km²), by United States Secretary of State William H. Seward.
April 1 » Singapore becomes a British crown colony.
May 3 » The Hudson's Bay Company gives up all claims to Vancouver Island.
October 21 » The Medicine Lodge Treaty is signed by southern Great Plains Indian leaders. The treaty requires Native American Plains tribes to relocate to a reservation in western Oklahoma.
November 23 » The Manchester Martyrs are hanged in Manchester, England, for killing a police officer while freeing two Irish Republican Brotherhood members from custody.
December 4 » Former Minnesota farmer Oliver Hudson Kelley founds the Order of the Patrons of Husbandry (better known today as the Grange).
Day of marriage November 7, 1906
The temperature on November 7, 1906 was between 8.5 °C and 12.7 °C and averaged 9.9 °C. There was 1.2 mm of rain. There was 0.8 hours of sunshine (9%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-southeast. Source: KNMI
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.
February 18 » Édouard de Laveleye forms the Belgian Olympic Committee in Brussels.
April 14 » The Azusa Street Revival opens and will launch Pentecostalism as a worldwide movement.
May 22 » The Wright brothers are granted U.S. patent number 821,393 for their "Flying-Machine".
September 1 » The International Federation of Intellectual Property Attorneys is established.
September 12 » The Newport Transporter Bridge is opened in Newport, South Wales by Viscount Tredegar.
September 24 » Racial tensions exacerbated by rumors lead to the Atlanta Race Riot, further increasing racial segregation.
Day of death June 6, 1938
The temperature on June 6, 1938 was between 5.4 °C and 21.1 °C and averaged 14.7 °C. There was 13.8 hours of sunshine (83%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
February 4 » Adolf Hitler appoints himself as head of the Armed Forces High Command.
February 11 » BBC Television produces the world's first ever science fiction television programme, an adaptation of a section of the Karel Čapek play R.U.R., that coined the term "robot".
February 18 » Second Sino-Japanese War: During the Nanking Massacre, the Nanking Safety Zone International Committee is renamed "Nanking International Rescue Committee", and the safety zone in place for refugees falls apart.
June 11 » Second Sino-Japanese War: The Battle of Wuhan starts.
July 3 » United States President Franklin D. Roosevelt dedicates the Eternal Light Peace Memorial and lights the eternal flame at Gettysburg Battlefield.
July 31 » Bulgaria signs a non-aggression pact with Greece and other states of Balkan Antanti (Turkey, Romania, Yugoslavia).
When copying data from this family tree, please include a reference to the origin: Sim Mostert, "Genealogy Pot en Smit", database, Genealogy Online (https://www.genealogieonline.nl/genealogie_pot_smit/I734.php : accessed February 9, 2026), "JOHANNES JOON (1867-1938)".
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