The temperature on October 18, 1869 was about 9.2 °C. The air pressure was 7 kgf/m2 and came mainly from the south-southwest. The airpressure was 75 cm mercury. The atmospheric humidity was 66%. Source: KNMI
From June 4, 1868 till January 4, 1871 the Netherlands had a cabinet Van Bosse - Fock with the prime ministers Mr. P.P. van Bosse (liberaal) and Mr. C. Fock (liberaal).
April 28 » Chinese and Irish laborers for the Central Pacific Railroad working on the First Transcontinental Railroad lay ten miles of track in one day, a feat which has never been matched.
July 10 » Gävle, Sweden, is largely destroyed in a fire; 80% of its 10,000 residents are left homeless.
August 29 » The Mount Washington Cog Railway opens, making it the world's first mountain-climbing rack railway.
October 5 » The Hennepin Island tunnel collapses during construction, nearly destroying St. Anthony Falls.
November 22 » In Dumbarton, Scotland, the clipper Cutty Sark is launched
December 7 » American outlaw Jesse James commits his first confirmed bank robbery in Gallatin, Missouri.
Day of death June 6, 1955
The temperature on June 6, 1955 was between 10.0 °C and 22.9 °C and averaged 17.4 °C. There was 11.8 hours of sunshine (71%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
April 7 » Winston Churchill resigns as Prime Minister of the United Kingdom amid indications of failing health.
April 18 » Twenty-nine nations meet at Bandung, Indonesia, for the first Asian-African Conference.
September 20 » The Treaty on Relations between the USSR and the GDR is signed.
November 1 » The Vietnam War begins.
December 1 » American Civil Rights Movement: In Montgomery, Alabama, seamstress Rosa Parks refuses to give up her bus seat to a white man and is arrested for violating the city's racial segregation laws, an incident which leads to that city's bus boycott.
December 5 » E. D. Nixon and Rosa Parks lead the Montgomery Bus Boycott.
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/I50951.php : accessed October 3, 2026), "Jan Koopman (1869-1955)".
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.