The temperature on July 9, 1886 was about 17.5 °C. There was 2 mm of rain. The air pressure was 12 kgf/m2 and came mainly from the north-northwest. The airpressure was 76 cm mercury. The atmospheric humidity was 54%. 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.
March 1 » The Anglo-Chinese School, Singapore is founded by Bishop William Oldham.
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.
May 5 » The Bay View massacre: A militia fires into a crowd of protesters in Milwaukee, killing seven.
September 4 » American Indian Wars: After almost 30 years of fighting, Apache leader Geronimo, with his remaining warriors, surrenders to General Nelson Miles in Arizona.
November 30 » The Folies Bergère stages its first revue.
Day of marriage December 15, 1913
The temperature on December 15, 1913 was between 5.3 °C and 9.8 °C and averaged 8.0 °C. There was 5.4 mm of rain. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
In The Netherlands , there was from February 12, 1908 to August 29, 1913 the cabinet Heemskerk, with Mr. Th. Heemskerk (AR) as prime minister.
In The Netherlands , there was from August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
February 13 » The 13th Dalai Lama proclaims Tibetan independence following a period of domination by Manchu Qing dynasty and initiated a period of almost four decades of independence.
May 3 » Raja Harishchandra, the first full-length Indian feature film, is released, marking the beginning of the Indian film industry.
June 1 » The Greek–Serbian Treaty of Alliance is signed, paving the way for the Second Balkan War.
September 23 » Roland Garros of France becomes the first to fly in an airplane across the Mediterranean (from St. Raphael in France to Bizerte, Tunisia).
October 31 » Dedication of the Lincoln Highway, the first automobile highway across United States.
December 1 » Ford Motor Company introduces the first moving assembly line.
Day of death October 29, 1954
The temperature on October 29, 1954 was between 10.2 °C and 15.3 °C and averaged 12.9 °C. There was 1.8 mm of rain during 2.7 hours. The heavily clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
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/I21276.php : accessed January 27, 2026), "Pieter Barend Botha (1886-1954)".
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