The temperature on June 22, 1889 was about 21.5 °C. The air pressure was 4 kgf/m2 and came mainly from the north-northwest. The airpressure was 76 cm mercury. The atmospheric humidity was 63%. 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 2 » Menelik II, Emperor of Ethiopia, signs the Treaty of Wuchale, giving Italy control over Eritrea.
May 6 » The Eiffel Tower is officially opened to the public at the Universal Exposition in Paris.
June 29 » Hyde Park and several other Illinois townships vote to be annexed by Chicago, forming the largest United States city in area and second largest in population at the time.
November 2 » North Dakota and South Dakota are admitted as the 39th and 40th U.S. states.
Day of death April 18, 1935
The temperature on April 18, 1935 was between 1.7 °C and 12.2 °C and averaged 7.5 °C. There was 2.4 hours of sunshine (17%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
February 20 » Caroline Mikkelsen becomes the first woman to set foot in Antarctica.
March 16 » Adolf Hitler orders Germany to rearm herself in violation of the Treaty of Versailles. Conscription is reintroduced to form the Wehrmacht.
June 3 » One thousand unemployed Canadian workers board freight cars in Vancouver, beginning a protest trek to Ottawa.
June 12 » A ceasefire is negotiated between Bolivia and Paraguay, ending the Chaco War.
September 2 » The Labor Day Hurricane, the most intense hurricane to strike the United States, makes landfall at Long Key, Florida, killing at least 400.
September 8 » US Senator from Louisiana Huey Long is fatally shot in the Louisiana State Capitol building.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I91785.php : accessed October 17, 2026), "Jacob Leegwater (1889-1935)".
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