The temperature on May 12, 1865 was about 11.2 °C. The air pressure was 12 kgf/m2 and came mainly from the southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 53%. 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.
March 16 » American Civil War: The Battle of Averasborough began as Confederate forces suffer irreplaceable casualties in the final months of the war.
March 25 » American Civil War: In Virginia, Confederate forces temporarily capture Fort Stedman from the Union.
April 15 » President Abraham Lincoln dies after being shot the previous evening by actor John Wilkes Booth. Vice President Andrew Johnson becomes President upon Lincoln's death.
April 27 » The New York State Senate creates Cornell University as the state's land grant institution.
May 10 » American Civil War: In Kentucky, Union soldiers ambush and mortally wound Confederate raider William Quantrill, who lingers until his death on June 6.
July 31 » The first narrow-gauge mainline railway in the world opens at Grandchester, Queensland, Australia.
Day of marriage June 4, 1890
The temperature on June 4, 1890 was about 18.7 °C. The air pressure was 1 kgf/m2 and came mainly from the south-southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 67%. Source: KNMI
July 26 » In Buenos Aires, Argentina the Revolución del Parque takes place, forcing President Miguel Ángel Juárez Celman's resignation.
September 12 » Salisbury, Rhodesia, is founded.
September 24 » The Church of Jesus Christ of Latter-day Saints officially renounces polygamy.
October 1 » Yosemite National Park is established by the U.S. Congress.
October 11 » In Washington, D.C., the Daughters of the American Revolution is founded.
December 15 » Hunkpapa Lakota leader Sitting Bull is killed on Standing Rock Indian Reservation, leading to the Wounded Knee Massacre.
Day of death September 13, 1949
The temperature on September 13, 1949 was between 12.5 °C and 22.2 °C and averaged 16.4 °C. There was 6.7 hours of sunshine (52%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-northeast. 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).
April 7 » The Rodgers and Hammerstein musical South Pacific opened on Broadway; it would run for 1,925 performances and win ten Tony Awards.
April 18 » The keel for the aircraft carrier USSUnited States is laid down at Newport News Drydock and Shipbuilding. However, construction is canceled five days later, resulting in the Revolt of the Admirals.
May 20 » In the United States, the Armed Forces Security Agency, the predecessor to the National Security Agency, is established.
September 21 » The People's Republic of China is proclaimed.
November 3 » Chinese Civil War: The Battle of Dengbu Island occurs.
November 26 » The Constituent Assembly of India adopts the constitution presented by Dr. B. R. Ambedkar.
When copying data from this family tree, please include a reference to the origin: Nico Blesgraaf, "Family tree Blesgraaf", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-blesgraaf/I886.php : accessed February 6, 2026), "Wilhelmus Frederik Heerens (1865-1949)".
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