The temperature on October 26, 1889 was about 6.1 °C. The air pressure was 14 kgf/m2 and came mainly from the east-northeast. The airpressure was 77 cm mercury. The atmospheric humidity was 91%. Source: KNMI
January 22 » Columbia Phonograph is formed in Washington, D.C.
March 23 » The Ahmadiyya Muslim Community is established by Mirza Ghulam Ahmad in Qadian, British India.
March 31 » The Eiffel Tower is officially opened.
April 1 » The University of Northern Colorado was established, as the Colorado State Normal School.
May 2 » Menelik II, Emperor of Ethiopia, signs the Treaty of Wuchale, giving Italy control over Eritrea.
June 3 » The first long-distance electric power transmission line in the United States is completed, running 14 miles (23km) between a generator at Willamette Falls and downtown Portland, Oregon.
Day of marriage April 9, 1913
The temperature on April 9, 1913 was between 2.3 °C and 11.6 °C and averaged 6.4 °C. There was 8.9 hours of sunshine (66%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northwest. Source: KNMI
In The Netherlands , there was from February 12, 1908 to August 29, 1913 the cabinet Heemskerk, with Mr. Th. Heemskerk (AR) as prime minister.
In The Netherlands , there was from August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
February 3 » The Sixteenth Amendment to the United States Constitution is ratified, authorizing the Federal government to impose and collect an income tax.
February 5 » Greek military aviators, Michael Moutoussis and Aristeidis Moraitinis perform the first naval air mission in history, with a Farman MF.7 hydroplane.
February 17 » The Armory Show opens in New York City, displaying works of artists who are to become some of the most influential painters of the early 20th century.
March 31 » The Vienna Concert Society rioted during a performance of modernist music by Arnold Schoenberg, Alban Berg, Alexander von Zemlinsky, and Anton von Webern, causing a premature end to the concert due to violence; this concert became known as the Skandalkonzert.
June 23 » Second Balkan War: The Greeks defeat the Bulgarians in the Battle of Doiran.
September 23 » Roland Garros of France becomes the first to fly in an airplane across the Mediterranean (from St. Raphael in France to Bizerte, Tunisia).
Day of death July 19, 1965
The temperature on July 19, 1965 was between 14.3 °C and 23.4 °C and averaged 18.9 °C. There was 8.8 hours of sunshine (54%). The partly or heavily clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the east. Source: KNMI
February 17 » Project Ranger: The Ranger 8 probe launches on its mission to photograph the Mare Tranquillitatis region of the Moon in preparation for the manned Apollo missions. Mare Tranquillitatis or the "Sea of Tranquility" would become the site chosen for the Apollo 11 lunar landing.
March 19 » The wreck of the SSGeorgiana, valued at over $50,000,000 and said to have been the most powerful Confederate cruiser, is discovered by teenage diver and pioneer underwater archaeologist E. Lee Spence, exactly 102 years after its destruction.
June 9 » Vietnam War: The Viet Cong commences combat with the Army of the Republic of Vietnam in the Battle of Đồng Xoài, one of the largest battles in the war.
September 9 » The United States Department of Housing and Urban Development is established.
December 4 » Launch of Gemini 7 with crew members Frank Borman and Jim Lovell. The Gemini 7 spacecraft was the passive target for the first crewed space rendezvous performed by the crew of Gemini 6A.
December 21 » International Convention on the Elimination of All Forms of Racial Discrimination is adopted.
When copying data from this family tree, please include a reference to the origin: Tijs van den Brink, "Parentele of Geurt Jacobs", database, Genealogy Online (https://www.genealogieonline.nl/geurt-jacobs/I98506.php : accessed February 11, 2026), "Petertje de Graaf (1889-1965)".
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