The temperature on March 12, 1886 was about -5.3 °C. The air pressure was 4 kgf/m2 and came mainly from the northeast. The airpressure was 77 cm mercury. The atmospheric humidity was 90%. Source: KNMI
In The Netherlands , there was from April 23, 1884 to April 21, 1888 the cabinet Heemskerk, with Mr. J. Heemskerk Azn. (conservatief) as prime minister.
June 30 » The first transcontinental train trip across Canada departs from Montreal, Quebec. It arrives in Port Moody, British Columbia on July 4.
July 4 » The Canadian Pacific Railway's first scheduled train from Montreal arrives in Port Moody on the Pacific coast, after six days of travel.
October 28 » President Cleveland dedicates the Statue of Liberty.
November 14 » Friedrich Soennecken first developed the hole puncher, a type of office tool capable of punching small holes in paper.
November 27 » German judge Emil Hartwich sustains fatal injuries in a duel, which would become the background for Theodor Fontane's Effi Briest.
November 30 » The Folies Bergère stages its first revue.
Day of marriage February 23, 1906
The temperature on February 23, 1906 was between -2.6 °C and 4.5 °C and averaged 0.9 °C. There was 0.4 hours of sunshine (4%). The average windspeed was 2 Bft (weak wind) and was prevailing from the east-northeast. 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 11 » Pope Pius X publishes the encyclical Vehementer Nos.
March 5 » Moro Rebellion: United States Army troops bring overwhelming force against the native Moros in the First Battle of Bud Dajo, leaving only six survivors.
September 12 » The Newport Transporter Bridge is opened in Newport, South Wales by Viscount Tredegar.
September 13 » The Santos-Dumont 14-bis makes a short hop, the first flight of a fixed-wing aircraft in Europe.
October 11 » San Francisco sparks a diplomatic crisis between the United States and Japan by ordering segregated schools for Japanese students.
December 15 » The London Underground's Great Northern, Piccadilly and Brompton Railway opens.
Day of death December 11, 1966
The temperature on December 11, 1966 was between 2.4 °C and 6.8 °C and averaged 4.0 °C. There was 4.6 mm of rain during 2.6 hours. There was 2.2 hours of sunshine (28%). The partly or heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west-southwest. Source: KNMI
January 12 » Lyndon B. Johnson states that the United States should stay in South Vietnam until Communist aggression there is ended.
February 23 » In Syria, Ba'ath Party member Salah Jadid leads an intra-party military coup that replaces the previous government of General Amin al-Hafiz, also a Baathist.
April 30 » The Church of Satan is formed in The Black House, San Francisco.
August 22 » Labor movements NFWA and AWOC merge to become the United Farm Workers Organizing Committee (UFWOC), predecessor of the United Farm Workers.
October 22 » The Supremes become the first all-female music group to attain a No. 1 selling album (The Supremes A' Go-Go).
November 13 » In response to Fatah raids against Israelis near the West Bank border, Israel launches an attack on the village of As-Samu.
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/I65158.php : accessed March 15, 2026), "Harm Koops (1886-1966)".
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.