The temperature on March 15, 1886 was about -3.3 °C. The air pressure was 8 kgf/m2 and came mainly from the north-northeast. The airpressure was 76 cm mercury. The atmospheric humidity was 88%. Source: KNMI
In The Netherlands , there was from April 23, 1884 to April 21, 1888 the cabinet Heemskerk, with Mr. J. Heemskerk Azn. (conservatief) as prime minister.
February 23 » Charles Martin Hall produced the first samples of aluminium from the electrolysis of aluminium oxide, after several years of intensive work. He was assisted in this project by his older sister, Julia Brainerd Hall.
May 1 » Rallies are held throughout the United States demanding the eight-hour work day, culminating in the Haymarket affair in Chicago, in commemoration of which May 1 is celebrated as International Workers' Day in many countries.
May 4 » Haymarket affair: A bomb is thrown at policemen trying to break up a labor rally in Chicago, United States, killing eight and wounding 60. The police fire into the crowd.
June 13 » A fire devastates much of Vancouver, British Columbia.
August 31 » The 7.0 Mw Charleston earthquake affects southeastern South Carolina with a maximum Mercalli intensity of X (Extreme). Sixty people killed with damage estimated at $5–6 million.
October 28 » President Cleveland dedicates the Statue of Liberty.
Day of marriage August 20, 1907
The temperature on August 20, 1907 was between 8.0 °C and 16.9 °C and averaged 12.2 °C. There was 3.1 mm of rain. There was 7.1 hours of sunshine (49%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
In The Netherlands , there was from August 17, 1905 to February 11, 1908 the cabinet De Meester, with Mr. Th. de Meester (unie-liberaal) as prime minister.
April 17 » The Ellis Island immigration center processes 11,747 people, more than on any other day.
August 9 » The first Boy Scout encampment concludes at Brownsea Island in southern England.
August 15 » Ordination in Constantinople of Fr. Raphael Morgan, the first African-American Orthodox priest, "Priest-Apostolic" to America and the West Indies.
September 29 » The cornerstone is laid at the Cathedral Church of Saint Peter and Saint Paul (better known as Washington National Cathedral) in Washington, D.C.
December 6 » A coal mine explosion at Monongah, West Virginia, kills 362 workers.
December 16 » The American Great White Fleet begins its circumnavigation of the world.
Day of death December 2, 1965
The average temperature on December 2, 1965 was 3.2 °C. There was 5.4 mm of rain during 3.8 hours. The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
January 1 » The People's Democratic Party of Afghanistan is founded in Kabul, Afghanistan.
May 1 » Cross-Strait relations: Battle of Dong-Yin, a naval conflict between the Republic of China and the People's Republic of China, takes place.
June 9 » Vietnam War: The Viet Cong commences combat with the Army of the Republic of Vietnam in the Battle of Đồng Xoài, one of the largest battles in the war.
July 29 » Vietnam War: The first 4,000 101st Airborne Division paratroopers arrive in Vietnam, landing at Cam Ranh Bay.
December 9 » Kecksburg UFO incident: A fireball is seen from Michigan to Pennsylvania; witnesses report something crashing in the woods near Pittsburgh.
December 21 » International Convention on the Elimination of All Forms of Racial Discrimination is adopted.
When copying data from this family tree, please include a reference to the origin: Hendrik Dreyer, "Dreyer Tree", database, Genealogy Online (https://www.genealogieonline.nl/dreyer-tree/I14450.php : accessed February 17, 2026), "Roelof Petrus Gerhardus Dreyer (1886-1965)".
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