The temperature on May 16, 1887 was about 13.8 °C. The air pressure was 21 kgf/m2 and came mainly from the north-northeast. The airpressure was 76 cm mercury. The atmospheric humidity was 67%. Source: KNMI
In The Netherlands , there was from April 23, 1884 to April 21, 1888 the cabinet Heemskerk, with Mr. J. Heemskerk Azn. (conservatief) as prime minister.
February 2 » In Punxsutawney, Pennsylvania the first Groundhog Day is observed.
February 8 » The Dawes Act authorizes the President of the United States to survey Native American tribal land and divide it into individual allotments.
February 23 » The French Riviera is hit by a large earthquake, killing around 2,000.
April 4 » Argonia, Kansas elects Susanna M. Salter as the first female mayor in the United States.
June 23 » The Rocky Mountains Park Act becomes law in Canada creating the nation's first national park, Banff National Park.
July 26 » Publication of the Unua Libro, founding the Esperanto movement.
Day of marriage May 25, 1910
The temperature on May 25, 1910 was between 10.2 °C and 18.6 °C and averaged 14.4 °C. There was 10.5 hours of sunshine (65%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the north. Source: KNMI
March 3 » Rockefeller Foundation: John D. Rockefeller Jr. announces his retirement from managing his businesses so that he can devote all his time to philanthropy.
March 28 » Henri Fabre becomes the first person to fly a seaplane, the Fabre Hydravion, after taking off from a water runway near Martigues, France.
May 6 » George V becomes King of Great Britain, Ireland, and many overseas territories, on the death of his father, Edward VII.
August 20 » Extremely dry and windy weather in the Inland Northwest of the United States causes several small wildfires to coalesce into the Great Fire of 1910, burning approximately 3million acres (12,000km) and killing 87 people.
October 1 » A large bomb destroys the Los Angeles Times building, killing 21.
October 15 » Airship America is launched from New Jersey in the first attempt to cross the Atlantic by a powered aircraft.
Day of death November 19, 1962
The temperature on November 19, 1962 was between 0.4 °C and 5.5 °C and averaged 2.6 °C. There was 0.2 mm of rain during 0.1 hours. There was 0.7 hours of sunshine (8%). The heavily clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the north-northwest. Source: KNMI
January 11 » Cold War: While tied to its pier in Polyarny, the Soviet submarine B-37 is destroyed when fire breaks out in its torpedo compartment.
June 7 » The Organisation Armée Secrète (OAS) sets fire to the University of Algiers library building, destroying about 500,000 books.
July 2 » The first Walmart store, then known as Wal-Mart, opens for business in Rogers, Arkansas.
September 30 » Mexican-American labor leader César Chávez founds the National Farm Workers Association.
October 25 » Cuban Missile Crisis: Adlai Stevenson shows the United Nations Security Council reconnaissance photographs of Soviet ballistic missiles in Cuba.
December 14 » NASA's Mariner 2 becomes the first spacecraft to fly by Venus.
When copying data from this family tree, please include a reference to the origin: G. Polman, "Family tree Polman", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-polman/I994.php : accessed January 31, 2026), "Johannes-Wilhelmus Polman (1887-1962)".
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