The temperature on February 21, 1866 was about -0.2 °C. The air pressure was 11 kgf/m2 and came mainly from the northeast. The airpressure was 77 cm mercury. The atmospheric humidity was 71%. 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.
In The Netherlands , there was from February 10, 1866 to June 1, 1866 the cabinet Fransen van de Putte, with I.D. Fransen van de Putte (liberaal) as prime minister.
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).
April 10 » The American Society for the Prevention of Cruelty to Animals (ASPCA) is founded in New York City by Henry Bergh.
May 2 » Peruvian defenders fight off the Spanish fleet at the Battle of Callao.
May 5 » Memorial Day first celebrated in United States at Waterloo, New York.
June 24 » Battle of Custoza: An Austrian army defeats the Italian army during the Austro-Prussian War.
September 22 » The Battle of Curupayty is Paraguay's only significant victory in the Paraguayan War.
December 12 » Oaks explosion: The worst mining disaster in England kills 361 miners and rescuers.
Day of marriage April 15, 1890
The temperature on April 15, 1890 was about 16.7 °C. The air pressure was 3 kgf/m2 and came mainly from the east. The airpressure was 75 cm mercury. The atmospheric humidity was 36%. Source: KNMI
March 4 » The longest bridge in Great Britain, the Forth Bridge in Scotland, measuring 1,710 feet (520m) long, is opened by the Duke of Rothesay, later King Edward VII.
April 7 » Completion of the first Lake Biwa Canal.
July 2 » The U.S. Congress passes the Sherman Antitrust Act.
July 3 » Idaho is admitted as the 43rd U.S. state.
July 10 » Wyoming is admitted as the 44th U.S. state.
October 12 » Uddevalla Suffrage Association is formed.
Day of death August 17, 1934
The temperature on August 17, 1934 was between 9.5 °C and 21.5 °C and averaged 16.4 °C. There was 0.3 mm of rain during 0.2 hours. There was 7.1 hours of sunshine (49%). The average windspeed was 2 Bft (weak wind) and was prevailing from the west-northwest. Source: KNMI
When copying data from this family tree, please include a reference to the origin: J. Ham, "Family tree Ham", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-ham/I89489.php : accessed February 1, 2026), "Zwaantje Potze (1866-1934)".
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.