The temperature on July 4, 1889 was about 19.4 °C. The air pressure was 4 kgf/m2 and came mainly from the north-northeast. The airpressure was 76 cm mercury. The atmospheric humidity was 74%. Source: KNMI
January 8 » Herman Hollerith is issued US patent #395,791 for the 'Art of Applying Statistics' — his punched card calculator.
January 22 » Columbia Phonograph is formed in Washington, D.C.
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.
July 8 » The first issue of The Wall Street Journal is published.
November 8 » Montana is admitted as the 41st U.S. state.
November 15 » Brazil is declared a republic by Marshal Deodoro da Fonseca as Emperor Pedro II is deposed in a military coup.
Day of death December 23, 1947
The temperature on December 23, 1947 was between 7.7 °C and 9.2 °C and averaged 8.1 °C. The average windspeed was 5 Bft (very strong wind) and was prevailing from the west-northwest. Source: KNMI
April 9 » United Nations Security Council Resolution 22 relating to Corfu Channel incident is adopted.
September 18 » The National Security Council and the Central Intelligence Agency are established in the United States by the National Security Act. It also establishes the Air Force as an equal partner of the Army and Navy.
November 2 » In California, designer Howard Hughes performs the maiden (and only) flight of the Hughes H-4 Hercules (also known as the "Spruce Goose"), the largest fixed-wing aircraft ever built.
November 13 » The Soviet Union completes development of the AK-47, one of the first proper assault rifles.
November 17 » The Screen Actors Guild implements an anti-Communist loyalty oath.
December 2 » Jerusalem Riots of 1947: Riots break out in Jerusalem in response to the United Nations Partition Plan for Palestine.
When copying data from this family tree, please include a reference to the origin: Louis Kramer, "Kramer Family Tree", database, Genealogy Online (https://www.genealogieonline.nl/kramer_stamboom/I567463.php : accessed January 17, 2026), "Jantje Hoolsema (1889-1947)".
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