The temperature on April 17, 1868 was about 9.9 °C. The air pressure was 3 kgf/m2 and came mainly from the north-northwest. The airpressure was 76 cm mercury. The atmospheric humidity was 64%. 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).
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).
March 5 » Mefistofele, an opera by Arrigo Boito, receives its premiere performance at La Scala.
March 23 » The University of California is founded in Oakland, California when the Organic Act is signed into law.
May 26 » The Impeachment of Andrew Johnson ends with his acquittal by one vote.
June 23 » Christopher Latham Sholes received a patent for an invention he called the "Type-Writer".
July 9 » The 14th Amendment to the United States Constitution is ratified, guaranteeing African Americans full citizenship and all persons in the United States due process of law.
November 27 » American Indian Wars: Battle of Washita River: United States Army Lieutenant Colonel George Armstrong Custer leads an attack on Cheyenne living on reservation land.
Day of marriage December 18, 1890
The temperature on December 18, 1890 was about -8.2 °C. The airpressure was 76 cm mercury. The atmospheric humidity was 97%. Source: KNMI
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/I51891.php : accessed January 6, 2026), "Johannes Bernardus Tjebbo Mulder (1868-????)".
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