The temperature on March 21, 1889 was about 7.3 °C. There was 5 mm of rain. The air pressure was 8 kgf/m2 and came mainly from the north-northeast. The airpressure was 74 cm mercury. The atmospheric humidity was 83%. 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.
May 2 » Menelik II, Emperor of Ethiopia, signs the Treaty of Wuchale, giving Italy control over Eritrea.
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.
July 8 » The first issue of The Wall Street Journal is published.
October 24 » Henry Parkes delivers the Tenterfield Oration, effectively starting the federation process in Australia.
November 8 » Montana is admitted as the 41st U.S. state.
Day of marriage May 4, 1912
The temperature on May 4, 1912 was between 5.1 °C and 12.1 °C and averaged 8.7 °C. There was 0.1 hours of sunshine (1%). The average windspeed was 2 Bft (weak wind) and was prevailing from the north. Source: KNMI
January 4 » The Scout Association is incorporated throughout the British Empire by royal charter.
January 8 » The African National Congress is founded, under the name South African Native National Congress (SANNC).
April 2 » The ill-fated RMSTitanic begins sea trials.
April 18 » The Cunard liner RMSCarpathia brings 705 survivors from the RMSTitanic to New York City.
October 3 » U.S. forces defeat Nicaraguan rebels at the Battle of Coyotepe Hill.
Day of death August 11, 1952
The temperature on August 11, 1952 was between 13.4 °C and 22.8 °C and averaged 17.6 °C. There was 0.2 mm of rain during 0.6 hours. There was 3.2 hours of sunshine (21%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
March 20 » The US Senate ratifies the Security Treaty Between the United States and Japan.
April 28 » The Treaty of San Francisco comes into effect, restoring Japanese sovereignty and ending its state of war with most of the Allies of World War II.
May 3 » The Kentucky Derby is televised nationally for the first time, on the CBS network.
June 26 » The Pan-Malayan Labour Party is founded in Malaya, as a union of statewide labour parties.
August 11 » Hussein bin Talal is proclaimed King of Jordan.
November 14 » The first regular UK Singles Chart published by the New Musical Express.
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/I17969.php : accessed October 21, 2026), "Tjeerd Postma (1889-1952)".
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