The temperature on March 11, 1861 was about 4.9 °C. There was 3 mm of rain. The air pressure was 27 kgf/m2 and came mainly from the west-southwest. The airpressure was 74 cm mercury. The atmospheric humidity was 89%. Source: KNMI
From February 23, 1860 till March 14, 1861 the Netherlands had a cabinet Van Hall - Van Heemstra with the prime ministers Mr. F.A. baron Van Hall (conservatief-liberaal) and Mr. S. baron Van Heemstra (liberaal).
From March 14, 1861 till January 31, 1862 the Netherlands had a cabinet Van Zuijlen van Nijevelt - Loudon with the prime ministers Mr. J.P.P. baron Van Zuijlen van Nijevelt (conservatief-liberaal) and Mr. J. Loudon (liberaal).
In The Netherlands , there was from August 21, 1891 to May 9, 1894 the cabinet Van Tienhoven, with Mr. G. van Tienhoven (unie-liberaal) as prime minister.
In The Netherlands , there was from May 9, 1894 to July 27, 1897 the cabinet Roëll, with Jonkheer mr. J. Roëll (oud-liberaal) as prime minister.
January 7 » Thomas Edison makes a kinetoscopic film of someone sneezing. On the same day, his employee, William Kennedy Dickson, receives a patent for motion picture film.
March 25 » Coxey's Army, the first significant American protest march, departs Massillon, Ohio for Washington, D.C.
August 1 » The First Sino-Japanese War erupts between Japan and China over Korea.
September 17 » Battle of the Yalu River, the largest naval engagement of the First Sino-Japanese War.
November 1 » Buffalo Bill, 15 of his Indians, and Annie Oakley were filmed by Thomas Edison in his Black Maria Studio in West Orange, New Jersey.
November 1 » Nicholas II becomes the new (and last) Tsar of Russia after his father, Alexander III, dies.
Day of death April 15, 1935
The temperature on April 15, 1935 was between 0.7 °C and 12.6 °C and averaged 7.3 °C. There was 0.2 mm of rain during 0.2 hours. There was 5.2 hours of sunshine (38%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southeast. 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/I77552.php : accessed October 3, 2026), "Martinus de Groot (1861-1935)".
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.