The temperature on May 18, 1868 was about 23.9 °C. The air pressure was 1 kgf/m2 and came mainly from the east. The airpressure was 77 cm mercury. The atmospheric humidity was 47%. 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).
February 2 » Pro-Imperial forces captured Osaka Castle from the Tokugawa shogunate and burned it to the ground.
March 1 » The Pi Kappa Alpha fraternity is founded at the University of Virginia.
June 23 » Christopher Latham Sholes received a patent for an invention he called the "Type-Writer".
August 13 » The 8.5–9.0 Mw Arica earthquake struck southern Peru with a maximum Mercalli intensity of XI (Extreme), causing 25,000+ deaths and a destructive basin wide tsunami that affected Hawaii and New Zealand.
September 23 » Grito de Lares ("Lares Revolt") occurs in Puerto Rico against Spanish rule.
December 9 » The first traffic lights are installed, outside the Palace of Westminster in London. Resembling railway signals, they use semaphore arms and are illuminated at night by red and green gas lamps.
Day of marriage May 11, 1896
The temperature on May 11, 1896 was about 16.1 °C. The airpressure was 77 cm mercury. The atmospheric humidity was 71%. Source: KNMI
February 1 » La bohème premieres in Turin at the Teatro Regio (Turin), conducted by the young Arturo Toscanini.
March 1 » Henri Becquerel discovers radioactive decay.
April 15 » Closing ceremony of the Games of the I Olympiad in Athens, Greece.
May 26 » Charles Dow publishes the first edition of the Dow Jones Industrial Average.
May 27 » The F4-strength St. Louis–East St. Louis tornado hits in St. Louis, Missouri, and East St. Louis, Illinois, killing at least 255 people and causing over $10-million in damage.
June 4 » Henry Ford completes the Ford Quadricycle, his first gasoline-powered automobile, and gives it a successful test run.
Day of death August 2, 1949
The temperature on August 2, 1949 was between 13.1 °C and 19.7 °C and averaged 17.1 °C. There was 19.4 mm of rain during 7.8 hours. There was 1.1 hours of sunshine (7%). 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).
January 31 » These Are My Children, the first television daytime soap opera, is broadcast by the NBC station in Chicago.
April 1 » Chinese Civil War: The Chinese Communist Party holds unsuccessful peace talks with the Nationalist Party in Beijing, after three years of fighting.
July 1 » The merger of two princely states of India, Cochin and Travancore, into the state of Thiru-Kochi (later re-organized as Kerala) in the Indian Union ends more than 1,000 years of princely rule by the Cochin royal family.
August 10 » An amendment to the National Security Act of 1947 enhances the authority of the United States Secretary of Defense over the Army, Navy and Air Force, and replaces the National Military Establishment with the Department of Defense.
September 21 » The People's Republic of China is proclaimed.
December 29 » KC2XAK of Bridgeport, Connecticut becomes the first Ultra high frequency (UHF) television station to operate a daily schedule.
Day of burial August 5, 1949
The temperature on August 5, 1949 was between 7.2 °C and 23.1 °C and averaged 16.7 °C. There was 13.5 hours of sunshine (88%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south. 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).
January 2 » Luis Muñoz Marín is inaugurated as the first democratically elected Governor of Puerto Rico.
January 5 » In his "State of the Union" address, United States President Harry S. Truman unveils his Fair Deal program.
July 1 » The merger of two princely states of India, Cochin and Travancore, into the state of Thiru-Kochi (later re-organized as Kerala) in the Indian Union ends more than 1,000 years of princely rule by the Cochin royal family.
July 21 » The United States Senate ratifies the North Atlantic Treaty.
September 29 » The Communist Party of China writes the Common Programme for the future People's Republic of China.
When copying data from this family tree, please include a reference to the origin: Jan Pals, "Pals family tree", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-pals/I993.php : accessed February 7, 2026), "Petrus Marinus Vos (1868-1949)".
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