The temperature on February 6, 1867 was about 5.2 °C. There was 2 mm of rain. The air pressure was 30 kgf/m2 and came mainly from the west-southwest. The airpressure was 73 cm mercury. The atmospheric humidity was 73%. 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).
March 30 » Alaska is purchased from Russia for $7.2 million, about 2-cent/acre ($4.19/km²), by United States Secretary of State William H. Seward.
May 3 » The Hudson's Bay Company gives up all claims to Vancouver Island.
July 17 » Harvard School of Dental Medicine is established in Boston, Massachusetts. It is the first dental school in the U.S. that is affiliated with a university.
September 2 » Mutsuhito, Emperor Meiji of Japan, marries Masako Ichijō, thereafter known as Empress Shōken.
September 28 » Toronto becomes the capital of Ontario, having also been the capital of Ontario's predecessors since 1796.
November 3 » Giuseppe Garibaldi and his followers are defeated in the Battle of Mentana and fail to end the Pope's Temporal power in Rome (it would be achieved three years later).
Day of death August 12, 1951
The temperature on August 12, 1951 was between 11.5 °C and 18.5 °C and averaged 14.8 °C. There was 10.0 mm of rain during 6.6 hours. There was 2.8 hours of sunshine (19%). The partly or heavily clouded was. The average windspeed was 5 Bft (very strong wind) and was prevailing from the southwest. Source: KNMI
From August 7, 1948 till March 15, 1951 the Netherlands had a cabinet Drees - Van Schaik with the prime ministers Dr. W. Drees (PvdA) and Mr. J.R.H. van Schaik (KVP).
In The Netherlands , there was from March 15, 1951 to September 2, 1952 the cabinet Drees I, with Dr. W. Drees (PvdA) as prime minister.
January 4 » Korean War: Chinese and North Korean forces capture Seoul.
January 6 » Korean War: Beginning of the Ganghwa massacre, in the course of which an estimated 200–1,300 South Korean communist sympathizers are slaughtered.
January 27 » Nuclear testing at the Nevada Test Site begins with Operation Ranger.
April 5 » Cold War: Ethel and Julius Rosenberg are sentenced to death for spying for the Soviet Union.
October 3 » Korean War: The First Battle of Maryang San pits Commonwealth troops against communist Chinese troops.
December 24 » Libya becomes independent. Idris I is proclaimed King of Libya.
When copying data from this family tree, please include a reference to the origin: Jim Joosten, "Emigranten", database, Genealogy Online (https://www.genealogieonline.nl/emigranten/I2552.php : accessed March 12, 2026), "Johannes Keizer (1867-1951)".
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.