The temperature on February 21, 1865 was about -0.4 °C. There was 0.7 mm of rain. The air pressure was 7 kgf/m2 and came mainly from the north-northwest. The airpressure was 77 cm mercury. The atmospheric humidity was 90%. Source: KNMI
In The Netherlands , there was from February 1, 1862 to February 10, 1866 the cabinet Thorbecke II, with Mr. J.R. Thorbecke (liberaal) as prime minister.
March 18 » American Civil War: The Congress of the Confederate States adjourns for the last time.
April 1 » American Civil War: Union troops led by Philip Sheridan decisively defeat Confederate troops led by George Pickett, cutting the Army of Northern Virginia's last supply line.
April 26 » Union cavalry troopers corner and shoot dead John Wilkes Booth, assassin of President Abraham Lincoln, in Virginia.
May 1 » The Empire of Brazil, Argentina, and Uruguay sign the Treaty of the Triple Alliance.
July 27 » Welsh settlers arrive at Chubut in Argentina.
December 5 » Chincha Islands War: Peru allies with Chile against Spain.
Day of marriage May 22, 1869
The temperature on May 22, 1869 was about 13.3 °C. There was 3 mm of rain. The air pressure was 5 kgf/m2 and came mainly from the west-northwest. The airpressure was 76 cm mercury. The atmospheric humidity was 70%. 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).
When copying data from this family tree, please include a reference to the origin: J Eijsermans, "Eijsermans family tree", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-eijsermans/I56284.php : accessed January 6, 2026), "Wilhelmus Nicolaas Heerkens (1865-????)".
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.