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.
June 22 » British colonial officers Charles Walter Rand and Lt. Charles Egerton Ayerst are assassinated in Pune, Maharashtra, India by the Chapekar brothers and Mahadeo Vinayak Ranade, who are later caught and hanged.
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 6 » London becomes the world's first city to host licensed taxicabs.
December 9 » Activist Marguerite Durand founds the feminist daily newspaper La Fronde in Paris.
Day of marriage January 25, 1928
The temperature on January 25, 1928 was between 2.9 °C and 7.5 °C and averaged 4.4 °C. There was 3.5 hours of sunshine (40%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
March 12 » In California, the St. Francis Dam fails; the resulting floods kill 431 people.
June 4 » The President of the Republic of China, Zhang Zuolin, is assassinated by Japanese agents.
October 2 » The "Prelature of the Holy Cross and the Work of God", commonly known as Opus Dei, is founded.
November 15 » The RNLI lifeboat Mary Stanford capsized in Rye Harbour with the loss of the entire 17-man crew.
November 22 » The premier performance of Ravel's Boléro takes place in Paris.
December 13 » George Gershwin's An American in Paris is first performed.
Day of death December 22, 1961
The temperature on December 22, 1961 was between -2.8 °C and 5.3 °C and averaged 2.5 °C. There was 0.6 mm of rain during 1.7 hours. The heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the northeast. Source: KNMI
January 8 » In France a referendum supports Charles de Gaulle's policies in Algeria.
January 23 » The Portuguese luxury cruise ship Santa Maria is hijacked by opponents of the Estado Novo regime with the intention of waging war until dictator António de Oliveira Salazar is overthrown.
February 27 » The first congress of the Spanish Trade Union Organisation is inaugurated.
September 11 » Hurricane Carla strikes the Texas coast as a Category 4 hurricane, the second strongest storm ever to hit the state.
September 16 » Typhoon Nancy, with possibly the strongest winds ever measured in a tropical cyclone, makes landfall in Osaka, Japan, killing 173 people.
October 17 » Directed by their chief Maurice Papon, Paris police massacre scores of Algerian protesters.
Day of burial December 27, 1961
The temperature on December 27, 1961 was between -10.2 °C and -2.2 °C and averaged -5.9 °C. There was 0.1 mm of rain. There was 6.1 hours of sunshine (79%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-northeast. Source: KNMI
January 11 » Throgs Neck Bridge over the East River, linking New York City's boroughs of The Bronx and Queens, opens to road traffic.
February 15 » Sabena Flight 548 crashes in Belgium, killing 73, including the entire United States figure skating team along with several of their coaches and family members.
March 2 » John F. Kennedy announces the creation of the Peace Corps in a nationally televised broadcast.
May 1 » The Prime Minister of Cuba, Fidel Castro, proclaims Cuba a socialist nation and abolishes elections.
June 16 » While on tour with the Kirov Ballet in Paris, Rudolf Nureyev defects from the Soviet Union.
October 27 » NASA tests the first Saturn I rocket in Mission Saturn-Apollo 1.
When copying data from this family tree, please include a reference to the origin: Dirk Kalksma, "Family tree Kalksma", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-kalksma/I636.php : accessed February 17, 2026), "Dieuwertje Neefjes (1897-1961)".
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