The temperature on August 21, 1891 was about 14.1 °C. There was 4 mm of rain. The air pressure was 17 kgf/m2 and came mainly from the south-southwest. The airpressure was 74 cm mercury. The atmospheric humidity was 95%. Source: KNMI
In The Netherlands , there was from April 21, 1888 to August 21, 1891 the cabinet Mackay, with Mr. A. baron Mackay (AR) as prime minister.
In The Netherlands , there was from August 21, 1891 to May 9, 1894 the cabinet Van Tienhoven, with Mr. G. van Tienhoven (unie-liberaal) as prime minister.
January 29 » Liliuokalani is proclaimed the last monarch and only queen regnant of the Kingdom of Hawaii.
January 31 » History of Portugal: The first attempt at a Portuguese republican revolution breaks out in the northern city of Porto.
February 15 » Allmänna Idrottsklubben (AIK) (Swedish Sports Club) is founded.
March 17 » SSUtopia collides with HMSAnson in the Bay of Gibraltar and sinks, killing 562 of the 880 passengers on board.
July 26 » France annexes Tahiti.
October 1 » Stanford University opens its doors in California, United States.
Day of marriage September 1, 1915
The temperature on September 1, 1915 was between 5.8 °C and 16.5 °C and averaged 11.8 °C. There was 3.5 mm of rain. There was 0.5 hours of sunshine (4%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
In The Netherlands , there was from August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
January 25 » Alexander Graham Bell inaugurates U.S. transcontinental telephone service, speaking from New York to Thomas Watson in San Francisco.
April 22 » The use of poison gas in World War I escalates when chlorine gas is released as a chemical weapon in the Second Battle of Ypres.
July 7 » Colombo Town Guard officer Henry Pedris is executed in British Ceylon for allegedly inciting persecution of Muslims.
August 17 » A Category 4 hurricane hits Galveston, Texas with winds at 135 miles per hour (217km/h).
September 30 » World War I: Radoje Ljutovac becomes the first soldier in history to shoot down an enemy aircraft with ground-to-air fire.
November 25 » Albert Einstein presents the field equations of general relativity to the Prussian Academy of Sciences.
Day of death March 16, 1969
The temperature on March 16, 1969 was between -1.3 °C and 0.5 °C and averaged -0.5 °C. The almost completely overcast was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the east. Source: KNMI
April 22 » The formation of the Communist Party of India (Marxist-Leninist) is announced at a mass rally in Calcutta.
May 9 » Carlos Lamarca leads the first urban guerrilla action against the military dictatorship of Brazil in São Paulo, by robbing two banks.
May 16 » Venera program: Venera 5, a Soviet space probe, lands on Venus.
May 20 » The Battle of Hamburger Hill in Vietnam ends.
June 23 » IBM announces that effective January 1970 it will price its software and services separately from hardware thus creating the modern software industry.
November 19 » Apollo program: Apollo 12 astronauts Pete Conrad and Alan Bean land at Oceanus Procellarum (the "Ocean of Storms") and become the third and fourth humans to walk on the Moon.
When copying data from this family tree, please include a reference to the origin: Hans Jansen, "Stambomen Hans Sentis", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-sentis/I376.php : accessed February 25, 2026), "Jaap Boendermaker (1891-1969)".
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