The temperature on February 28, 1883 was about 5.5 °C. The air pressure was 1 kgf/m2 and came mainly from the west-southwest. The airpressure was 77 cm mercury. The atmospheric humidity was 90%. Source: KNMI
In The Netherlands , there was from August 20, 1879 to April 23, 1883 the cabinet Van Lijnden van Sandenburg, with Mr. C.Th. baron Van Lijnden van Sandenburg (conservatief-AR) as prime minister.
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.
January 19 » The first electric lighting system employing overhead wires, built by Thomas Edison, begins service at Roselle, New Jersey.
May 27 » Alexander III is crowned Tsar of Russia.
July 10 » War of the Pacific: Chileans led by Alejandro Gorostiaga defeat Andrés Avelino Cáceres's Peruvuan army at the Battle of Huamachuco, hastening the end of the war.
August 12 » The last quagga dies at the Natura Artis Magistra, a zoo in Amsterdam, Netherlands.
August 21 » An F5 tornado strikes Rochester, Minnesota, leading to the creation of the Mayo Clinic.
November 30 » The style of western calendar, Common Era is conveyed to Joseon (Early-Modern Korean kingdom]].
Day of marriage May 7, 1910
The temperature on May 7, 1910 was between 3.2 °C and 10.7 °C and averaged 6.5 °C. There was 4.4 mm of rain. There was 7.5 hours of sunshine (49%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
May 11 » An act of the U.S. Congress establishes Glacier National Park in Montana.
May 31 » The South Africa Act comes into force, establishing the Union of South Africa.
September 12 » Premiere performance of Gustav Mahler's Symphony No. 8 in Munich (with a chorus of 852 singers and an orchestra of 171 players. Mahler's rehearsal assistant conductor was Bruno Walter).
September 20 » The ocean liner SSFrance, later known as the "Versailles of the Atlantic", is launched.
October 6 » Eleftherios Venizelos is elected prime minister of Greece for the first of seven times.
October 22 » Hawley Harvey Crippen (the first felon to be arrested with the help of radio) is convicted of poisoning his wife.
Day of death May 15, 1972
The temperature on May 15, 1972 was between 5.6 °C and 12.3 °C and averaged 9.4 °C. There was 0.1 mm of rain during 0.1 hours. There was 1.8 hours of sunshine (11%). The partly or heavily 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.
February 18 » The California Supreme Court in the case of People v. Anderson, (6 Cal.3d 628) invalidates the state's death penalty and commutes the sentences of all death row inmates to life imprisonment.
April 2 » Actor Charlie Chaplin returns to the United States for the first time since being labeled a communist during the Red Scare in the early 1950s.
May 21 » Michelangelo's Pietà in St. Peter's Basilica in Rome is damaged by a vandal, the mentally disturbed Hungarian geologist Laszlo Toth.
September 30 » Roberto Clemente records the 3,000th and final hit of his career.
November 7 » US President Richard Nixon is re-elected President.
December 11 » Apollo 17 becomes the sixth and final Apollo mission to land on the Moon.
When copying data from this family tree, please include a reference to the origin: Sake Siegersma, "Family tree Siegersma", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-siegersma/I741.php : accessed February 28, 2026), "Roelof de Boer (1883-1972)".
Copy warning
Genealogical publications are copyright protected. Although data is often retrieved from public archives, the searching, interpreting, collecting, selecting and sorting of the data results in a unique product. Copyright protected work may not simply be copied or republished.
Please stick to the following rules
Request permission to copy data or at least inform the author, chances are that the author gives permission, often the contact also leads to more exchange of data.
Do not use this data until you have checked it, preferably at the source (the archives).
State from whom you have copied the data and ideally also his/her original source.