The temperature on December 10, 1889 was about 3.7 °C. There was 1 mm of rain. The air pressure was 6 kgf/m2 and came mainly from the south-southwest. The airpressure was 75 cm mercury. The atmospheric humidity was 97%. Source: KNMI
January 15 » The Coca-Cola Company, then known as the Pemberton Medicine Company, is incorporated in Atlanta.
February 11 » Meiji Constitution of Japan is adopted.
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.
June 6 » The Great Seattle Fire destroys all of downtown Seattle.
November 15 » Brazil is declared a republic by Marshal Deodoro da Fonseca as Emperor Pedro II is deposed in a military coup.
Day of marriage August 13, 1910
The temperature on August 13, 1910 was between 11.1 °C and 18.4 °C and averaged 15.4 °C. There was 2.3 hours of sunshine (15%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
January 13 » The first public radio broadcast takes place; a live performance of the operas Cavalleria rusticana and Pagliacci are sent out over the airwaves from the Metropolitan Opera House in New York.
March 1 » The deadliest avalanche in United States history buries a Great Northern Railway train in northeastern King County, Washington, killing 96 people.
April 16 » The oldest existing indoor ice hockey arena still used for the sport in the 21st century, Boston Arena, opens for the first time.
July 15 » In his book Clinical Psychiatry, Emil Kraepelin gives a name to Alzheimer's disease, naming it after his colleague Alois Alzheimer.
August 20 » Extremely dry and windy weather in the Inland Northwest of the United States causes several small wildfires to coalesce into the Great Fire of 1910, burning approximately 3million acres (12,000km) and killing 87 people.
October 6 » Eleftherios Venizelos is elected prime minister of Greece for the first of seven times.
Day of death April 21, 1972
The temperature on April 21, 1972 was between 2.4 °C and 13.1 °C and averaged 7.5 °C. There was -0.1 mm of rain. There was 12.5 hours of sunshine (88%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
In The Netherlands , there was from April 5, 1967 to Tuesday, July 6, 1971 the cabinet Biesheuvel I, with Mr. B.W. Biesheuvel (ARP) as prime minister.
In The Netherlands , there was from Thursday, July 20, 1972 to Friday, May 11, 1973 the cabinet Biesheuvel II, with Mr. B.W. Biesheuvel (ARP) as prime minister.
January 24 » Japanese Sgt. Shoichi Yokoi is found hiding in a Guam jungle, where he had been since the end of World War II.
March 3 » Mohawk Airlines Flight 405 crashes as a result of a control malfunction and insufficient training in emergency procedures.
May 15 » In Laurel, Maryland, Arthur Bremer shoots and paralyzes Alabama Governor George Wallace while he is campaigning to become president.
June 9 » Severe rainfall causes a dam in the Black Hills of South Dakota to burst, creating a flood that kills 238 people and causes $160million in damage.
June 18 » Staines air disaster: One hundred eighteen people are killed when a BEA H.S. Trident crashes two minutes after take off from London's Heathrow Airport.
December 7 » Apollo 17, the last Apollo moon mission, is launched. The crew takes the photograph known as The Blue Marble as they leave the Earth.
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/I179265.php : accessed December 30, 2025), "Ebeltje Helmholt (1889-1972)".
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