The temperature on September 10, 1887 was about 14.4 °C. The air pressure was 13 kgf/m2 and came mainly from the south-southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 90%. Source: KNMI
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.
January 20 » The United States Senate allows the Navy to lease Pearl Harbor as a naval base.
April 28 » A week after being arrested by the Prussian Secret Police, French police inspector Guillaume Schnaebelé is released on order of William I, German Emperor, defusing a possible war.
June 8 » Herman Hollerith applies for US patent #395,781 for the 'Art of Compiling Statistics', which was his punched card calculator.
July 4 » The founder of Pakistan, Quaid-i-Azam Muhammad Ali Jinnah, joins Sindh-Madrasa-tul-Islam, Karachi.
July 6 » David Kalākaua, monarch of the Kingdom of Hawaii, is forced to sign the Bayonet Constitution, which transfers much of the king's authority to the Legislature of the Kingdom of Hawaii.
July 26 » Publication of the Unua Libro, founding the Esperanto movement.
Day of marriage August 25, 1910
The temperature on August 25, 1910 was between 13.1 °C and 19.4 °C and averaged 15.8 °C. There was 8.2 hours of sunshine (58%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
February 8 » The Boy Scouts of America is incorporated by William D. Boyce.
March 3 » Rockefeller Foundation: John D. Rockefeller Jr. announces his retirement from managing his businesses so that he can devote all his time to philanthropy.
March 28 » Henri Fabre becomes the first person to fly a seaplane, the Fabre Hydravion, after taking off from a water runway near Martigues, France.
April 29 » The Parliament of the United Kingdom passes the People's Budget, the first budget in British history with the expressed intent of redistributing wealth among the British public.
June 19 » The first Father's Day is celebrated in Spokane, Washington.
November 7 » The first air freight shipment (from Dayton, Ohio, to Columbus, Ohio) is undertaken by the Wright brothers and department store owner Max Moorehouse.
Day of death November 21, 1940
The temperature on November 21, 1940 was between 5.2 °C and 11.8 °C and averaged 9.2 °C. There was 0.6 mm of rain during 0.4 hours. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
In The Netherlands , there was from August 10, 1939 to September 3, 1940 the cabinet De Geer II, with Jonkheer mr. D.J. de Geer (CHU) as prime minister.
In The Netherlands , there was from September 3, 1940 to July 27, 1941 the cabinet Gerbrandy I, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
March 30 » Second Sino-Japanese War: Japan declares Nanking capital of a new Chinese puppet government, nominally controlled by Wang Jingwei.
June 7 » King Haakon VII, Crown Prince Olav and the Norwegian government leave Tromsø and go into exile in London. They return exactly five years later.
June 8 » World War II: The completion of Operation Alphabet, the evacuation of Allied forces from Narvik at the end of the Norwegian Campaign.
August 30 » The Second Vienna Award reassigns the territory of Northern Transylvania from Romania to Hungary.
August 31 » Pennsylvania Central Airlines Trip 19 crashes near Lovettsville, Virginia. The CAB investigation of the accident is the first investigation to be conducted under the Bureau of Air Commerce act of 1938.
When copying data from this family tree, please include a reference to the origin: Sim Mostert, "Genealogy Pot en Smit", database, Genealogy Online (https://www.genealogieonline.nl/genealogie_pot_smit/I5389.php : accessed February 17, 2026), "JAN VERWAARD (1887-1940)".
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