The temperature on January 19, 1873 was about 8.1 °C. There was 3 mm of rain. The air pressure was 10 kgf/m2 and came mainly from the southwest. The airpressure was 73 cm mercury. The atmospheric humidity was 86%. Source: KNMI
From July 6, 1872 till August 27, 1874 the Netherlands had a cabinet De Vries - Fransen van de Putte with the prime ministers Mr. G. de Vries Azn. (liberaal) and I.D. Fransen van de Putte (liberaal).
February 28 » The Second Boer War: The 118-day "Siege of Ladysmith" is lifted.
March 14 » The Gold Standard Act is ratified, placing the United States currency on the gold standard.
March 24 » Mayor of New York City Robert Anderson Van Wyck breaks ground for a new underground "Rapid Transit Railroad" that would link Manhattan and Brooklyn.
June 5 » Second Boer War: British soldiers take Pretoria.
June 14 » Hawaii becomes a United States territory.
December 14 » Quantum mechanics: Max Planck presents a theoretical derivation of his black-body radiation law.
Day of death April 15, 1961
The temperature on April 15, 1961 was between 3.9 °C and 16.9 °C and averaged 11.5 °C. There was 5.4 hours of sunshine (39%). The partly or heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the northeast. Source: KNMI
January 3 » A protest by agricultural workers in Baixa de Cassanje, Portuguese Angola, turns into a revolt, opening the Angolan War of Independence, the first of the Portuguese Colonial Wars.
January 8 » In France a referendum supports Charles de Gaulle's policies in Algeria.
January 25 » In Washington, D.C., President John F. Kennedy delivers the first live presidential television news conference.
April 11 » The trial of Adolf Eichmann begins in Jerusalem.
May 30 » The long-time Dominican dictator Rafael Trujillo is assassinated in Santo Domingo, Dominican Republic.
September 16 » The United States National Hurricane Research Project drops eight cylinders of silver iodide into the eyewall of Hurricane Esther. Wind speed reduces by 10%, giving rise to Project Stormfury.
When copying data from this family tree, please include a reference to the origin: Michael Jacobs, "Family tree Jacobs", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-michael-jacobs/I61533.php : accessed February 5, 2026), "Helena Wagter (1873-1961)".
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