The temperature on May 3, 1889 was about 11.9 °C. The air pressure was 6 kgf/m2 and came mainly from the northeast. The airpressure was 76 cm mercury. The atmospheric humidity was 69%. Source: KNMI
January 8 » Herman Hollerith is issued US patent #395,791 for the 'Art of Applying Statistics' — his punched card calculator.
March 23 » The Ahmadiyya Muslim Community is established by Mirza Ghulam Ahmad in Qadian, British India.
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.
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.
November 8 » Montana is admitted as the 41st U.S. state.
November 11 » The State of Washington is admitted as the 42nd state of the United States.
When copying data from this family tree, please include a reference to the origin: Jan Cornelis Fokker, "Family tree Fokker", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-fokker/I10723.php : accessed May 6, 2024), "Matthijs van Antwerpen".
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