The temperature on August 29, 1910 was between 13.0 °C and 18.9 °C and averaged 15.5 °C. There was 2.8 hours of sunshine (20%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south-southeast. Source: KNMI
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.
June 25 » The United States Congress passes the Mann Act, which prohibits interstate transport of women or girls for “immoral purposes”; the ambiguous language would be used to selectively prosecute people for years to come.
October 1 » A large bomb destroys the Los Angeles Times building, killing 21.
October 14 » English aviator Claude Grahame-White lands his aircraft on Executive Avenue near the White House in Washington, D.C.
November 20 » Mexican Revolution: Francisco I. Madero issues the Plan de San Luis Potosí, denouncing Mexican President Porfirio Díaz, calling for a revolution to overthrow the government of Mexico, effectively starting the Mexican Revolution.
December 21 » An underground explosion at the Hulton Bank Colliery No. 3 Pit in Over Hulton, Westhoughton, England, kills 344 miners.
Day of marriage August 25, 1938
The temperature on August 25, 1938 was between 5.6 °C and 22.2 °C and averaged 14.6 °C. There was 0.1 mm of rain. There was 10.2 hours of sunshine (72%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northwest. Source: KNMI
January 3 » The March of Dimes is established as a foundation to combat infant polio by President Franklin D. Roosevelt.
January 28 » The World Land Speed Record on a public road is broken by Rudolf Caracciola in the Mercedes-Benz W195 at a speed of 432.7 kilometres per hour (268.9mph).
May 26 » In the United States, the House Un-American Activities Committee begins its first session.
August 18 » The Thousand Islands Bridge, connecting New York, United States with Ontario, Canada over the Saint Lawrence River, is dedicated by U.S. President Franklin D. Roosevelt.
August 20 » Lou Gehrig hits his 23rd career grand slam, a record that stood for 75 years until it was broken by Alex Rodriguez.
October 5 » In Nazi Germany, Jews' passports are invalidated.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I118561.php : accessed October 24, 2026), "Jeltje Henstra (1910-)".
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