The temperature on January 30, 1865 was about -0.5 °C. The air pressure was 2.5 kgf/m2 and came mainly from the east-southeast. The airpressure was 75 cm mercury. The atmospheric humidity was 75%. 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.
January 31 » American Civil War: Confederate General Robert E. Lee becomes general-in-chief.
March 16 » American Civil War: The Battle of Averasborough began as Confederate forces suffer irreplaceable casualties in the final months of the war.
April 9 » American Civil War: Robert E. Lee surrenders the Army of Northern Virginia (26,765 troops) to Ulysses S. Grant at Appomattox Court House, Virginia, effectively ending the war.
May 13 » American Civil War: Battle of Palmito Ranch: In far south Texas, the last land battle of the Civil War ends with a Confederate victory.
June 11 » The Naval Battle of the Riachuelo is fought on the rivulet Riachuelo (Argentina), between the Paraguayan Navy on one side and the Brazilian Navy on the other. The Brazilian victory was crucial for the later success of the Triple Alliance (Brazil, Uruguay, and Argentina) in the Paraguayan War.
June 28 » The Army of the Potomac is disbanded.
Day of marriage October 30, 1900
The temperature on October 30, 1900 was about 8.9 °C. The airpressure was 76 cm mercury. The atmospheric humidity was 93%. Source: KNMI
February 27 » Second Boer War: In South Africa, British military leaders receive an unconditional notice of surrender from Boer General Piet Cronjé at the Battle of Paardeberg.
April 5 » Archaeologists in Knossos, Crete, discover a large cache of clay tablets with hieroglyphic writing in a script they call Linear B.
July 2 » Jean Sibelius' Finlandia receives its première performance in Helsinki with the Helsinki Philharmonic Society conducted by Robert Kajanus.
July 9 » The Federation of Australia is given royal assent.
July 19 » The first line of the Paris Métro opens for operation.
October 19 » Max Planck discovers Planck's law of black-body radiation.
Day of death September 24, 1948
The temperature on September 24, 1948 was between 8.6 °C and 17.8 °C and averaged 12.6 °C. There was 1.4 mm of rain during 0.7 hours. There was 5.0 hours of sunshine (41%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
In The Netherlands , there was from July 3, 1946 to August 7, 1948 the cabinet Beel I, with Dr. L.J.M. Beel (KVP) as prime minister.
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 1 » Cold War: Communist forces respond to the introduction of the Deutsche Mark by attempting to force the western powers to withdraw from Berlin.
May 18 » The First Legislative Yuan of the Republic of China officially convenes in Nanking.
June 26 » Cold War: The first supply flights are made in response to the Berlin Blockade.
July 1 » Muhammad Ali Jinnah (Quaid-i-Azam) inaugurates Pakistan's central bank, the State Bank of Pakistan.
August 3 » Whittaker Chambers accuses Alger Hiss of being a communist and a spy for the Soviet Union.
August 12 » Babrra massacre: About 600 unarmed members of the Khudai Khidmatgar movement are shot dead on the orders of the Chief Minister of the North-West Frontier Province, Abdul Qayyum Khan Kashmiri, on Babrra ground in the Hashtnagar region of Charsadda District, North-West Frontier Province (now Khyber Pakhtunkhwa), Pakistan.
When copying data from this family tree, please include a reference to the origin: Jan dolphijn, "Family tree Dolphijn", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-dolphijn/I342.php : accessed February 18, 2026), "Gradus JANSSEN (1865-1948)".
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