The temperature on July 31, 1889 was about 14.5 °C. The air pressure was 4 kgf/m2 and came mainly from the north-northeast. The airpressure was 77 cm mercury. The atmospheric humidity was 90%. Source: KNMI
January 22 » Columbia Phonograph is formed in Washington, D.C.
February 9 » US president Grover Cleveland signs a bill elevating the United States Department of Agriculture to a Cabinet-level agency.
March 23 » The Ahmadiyya Muslim Community is established by Mirza Ghulam Ahmad in Qadian, British India.
September 28 » The General Conference on Weights and Measures (CGPM) defines the length of a meter.
October 24 » Henry Parkes delivers the Tenterfield Oration, effectively starting the federation process in Australia.
November 23 » The first jukebox goes into operation at the Palais Royale Saloon in San Francisco.
Day of marriage May 11, 1912
The temperature on May 11, 1912 was between 7.1 °C and 25.1 °C and averaged 15.6 °C. There was 2.1 hours of sunshine (14%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
January 6 » German geophysicist Alfred Wegener first presents his theory of continental drift.
April 15 » The British passenger liner RMSTitanic sinks in the North Atlantic at 2:20a.m., two hours and forty minutes after hitting an iceberg. Only 710 of 2,227 passengers and crew on board survive.
May 4 » Italy occupies the Greek island of Rhodes.
May 5 » Pravda, the "voice" of the Communist Party of the Soviet Union, begins publication in Saint Petersburg.
August 14 » U.S. Marines invade Nicaragua to support the U.S.-backed government installed there after José Santos Zelaya had resigned three years earlier.
December 8 » Leaders of the German Empire hold an Imperial War Council to discuss the possibility that war might break out.
Day of death May 10, 1964
The temperature on May 10, 1964 was between 7.1 °C and 16.1 °C and averaged 11.8 °C. There was 0.3 mm of rain during 0.6 hours. There was 7.2 hours of sunshine (47%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
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/I132500.php : accessed February 12, 2026), "Jantje van der Heide (1889-1964)".
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