April 30 » J. J. Thomson of the Cavendish Laboratory announces his discovery of the electron as a subatomic particle, over 1,800 times smaller than a proton (in the atomic nucleus), at a lecture at the Royal Institution in London.
June 16 » A treaty annexing the Republic of Hawaii to the United States is signed; the Republic would not be dissolved until a year later.
August 10 » German chemist Felix Hoffmann discovers an improved way of synthesizing acetylsalicylic acid (aspirin).
September 1 » The Tremont Street Subway in Boston opens, becoming the first underground rapid transit system in North America.
November 1 » The first Library of Congress building opens its doors to the public; the library had previously been housed in the Congressional Reading Room in the U.S. Capitol.
December 30 » The British Colony of Natal annexes Zululand.
Day of marriage October 17, 1942
The temperature on October 17, 1942 was between 11.1 °C and 14.0 °C and averaged 12.5 °C. There was 3.4 mm of rain during 2.3 hours. There was -0.1 hours of sunshine (0%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
In The Netherlands , there was from July 27, 1941 to February 23, 1945 the cabinet Gerbrandy II, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
January 31 » World War II: Allied forces are defeated by the Japanese at the Battle of Malaya and retreat to Singapore.
June 23 » World War II: Germany's latest fighter aircraft, a Focke-Wulf Fw 190, is captured intact when it mistakenly lands at RAF Pembrey in Wales.
August 11 » Actress Hedy Lamarr and composer George Antheil receive a patent for a Frequency-hopping spread spectrum communication system that later became the basis for modern technologies in wireless telephones and Wi-Fi.
August 15 » World War II: Operation Pedestal: The oil tanker SSOhio reaches the island of Malta barely afloat carrying vital fuel supplies for the island's defenses.
September 26 » Holocaust: Senior SS official August Frank issues a memorandum detailing how Jews should be "evacuated".
October 26 » World War II: In the Battle of the Santa Cruz Islands during the Guadalcanal Campaign, one U.S. aircraft carrier is sunk and another carrier is heavily damaged, while two Japanese carriers and one cruiser are heavily damaged.
Day of death September 1, 1981
The temperature on September 1, 1981 was between 12.1 °C and 19.1 °C and averaged 15.4 °C. There was -0.1 mm of rain. There was 9.4 hours of sunshine (69%). The partly clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the northeast. Source: KNMI
In The Netherlands , there was from Monday, December 19, 1977 to Friday, September 11, 1981 the cabinet Van Agt I, with Mr. A.A.M. van Agt (CDA/KVP) as prime minister.
In The Netherlands , there was from Friday, September 11, 1981 to Saturday, May 29, 1982 the cabinet Van Agt II, with Mr. A.A.M. van Agt (CDA) as prime minister.
April 9 » The U.S. Navy nuclear submarine USSGeorge Washington accidentally collides with the Nissho Maru, a Japanese cargo ship, sinking it.
April 12 » The first launch of a Space Shuttle (Columbia) takes place: The STS-1 mission.
April 14 » STS-1: The first operational Space Shuttle, Columbia completes its first test flight.
July 17 » A structural failure leads to the collapse of a walkway at the Hyatt Regency in Kansas City, Missouri, killing 114 people and injuring more than 200.
August 12 » The IBM Personal Computer is released.
August 25 » Voyager 2 spacecraft makes its closest approach to Saturn.
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/I3278.php : accessed January 29, 2026), "Paul Roux Dreyer b4c2d4e1f8g4 (1897-1981)".
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