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 30 » Archduke Crown Prince Rudolf of Austria, heir to the Austro-Hungarian crown, is found dead with his mistress Baroness Mary Vetsera in the Mayerling.
February 9 » US president Grover Cleveland signs a bill elevating the United States Department of Agriculture to a Cabinet-level agency.
February 11 » Meiji Constitution of Japan is adopted.
May 2 » Menelik II, Emperor of Ethiopia, signs the Treaty of Wuchale, giving Italy control over Eritrea.
May 11 » An attack upon a U.S. Army paymaster and escort results in the theft of over $28,000 and the award of two Medals of Honor.
May 31 » Johnstown Flood: Over 2,200 people die after a dam fails and sends a 60-foot (18-meter) wall of water over the town of Johnstown, Pennsylvania.
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.
January 18 » First Balkan War: A Greek flotilla defeats the Ottoman Navy in the Naval Battle of Lemnos, securing the islands of the Northern Aegean Sea for Greece.
February 2 » Grand Central Terminal is opened in New York City.
March 4 » First Balkan War: The Greek army engages the Turks at Bizani, resulting in victory two days later.
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).
October 10 » U.S. President Wilson triggers the explosion of the Gamboa Dike, completing major construction on the Panama Canal.
December 14 » Haruna, the fourth and last Kongō-class ship, launches, eventually becoming one of the Japanese workhorses during World War I and World War II.
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
March 7 » Bloody Sunday: A group of 600 civil rights marchers is brutally attacked by state and local police in Selma, Alabama.
March 21 » Ranger program: NASA launches Ranger 9, the last in a series of unmanned lunar space probes.
June 22 » The Treaty on Basic Relations between Japan and the Republic of Korea is signed.
September 7 » Vietnam War: In a follow-up to August's Operation Starlite, United States Marines and South Vietnamese forces initiate Operation Piranha on the Batangan Peninsula.
October 28 » Pope Paul VI promulgates Nostra aetate, by which the Church officially recognizes the legitimacy of non-Christian faiths.
December 31 » Jean-Bédel Bokassa, leader of the Central African Republic army, and his military officers begins a coup d'état against the government of President David Dacko.
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 18, 2026), "Petertje de Graaf (1889-1965)".
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