The temperature on August 25, 1883 was about 19.5 °C. The air pressure was 1 kgf/m2 and came mainly from the northeast. The airpressure was 77 cm mercury. The atmospheric humidity was 61%. 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.
March 28 » Tonkin Campaign: French victory in the Battle of Gia Cuc.
May 30 » In New York City, a stampede on the recently opened Brooklyn Bridge killed twelve people.
August 26 » The 1883 eruption of Krakatoa begins its final, paroxysmal, stage.
October 4 » First meeting of the Boys' Brigade in Glasgow, Scotland.
October 4 » First run of the Orient Express.
November 9 » The 90th Winnipeg Battalion of Rifles, (later the Royal Winnipeg Rifles) of the Canadian Armed Forces is founded.
Day of marriage June 21, 1911
The temperature on June 21, 1911 was between 11.2 °C and 18.1 °C and averaged 14.5 °C. There was 3.4 hours of sunshine (20%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
January 21 » The first Monte Carlo Rally takes place.
January 26 » Glenn Curtiss flies the first successful American seaplane.
April 2 » The Australian Bureau of Statistics conducts the country's first national census.
May 23 » The New York Public Library is dedicated.
September 7 » French poet Guillaume Apollinaire is arrested and put in jail on suspicion of stealing the Mona Lisa from the Louvre museum.
September 18 » Russian Premier Pyotr Stolypin is shot at the Kiev Opera House.
Day of death November 20, 1960
The temperature on November 20, 1960 was between 3.6 °C and 9.6 °C and averaged 6.8 °C. There was 3.0 mm of rain during 3.6 hours. The partly or heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
January 19 » Japan and the United States sign the US–Japan Mutual Security Treaty
February 3 » British Prime Minister Harold Macmillan speaks of "a wind of change", signalling that his Government was likely to support decolonisation.
May 22 » The Great Chilean earthquake, measuring 9.5 on the moment magnitude scale, hits southern Chile, becoming the most powerful earthquake ever recorded.
July 28 » The German Volkswagen Act came into force.
October 1 » Nigeria gains independence from the United Kingdom.
November 28 » Mauritania becomes independent of France.
When copying data from this family tree, please include a reference to the origin: W. Rovers, "Family tree Ro(o)vers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_rovers/I21749.php : accessed February 13, 2026), "Helena Roovers (1883-1960)".
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