The temperature on July 15, 1938 was between 14.6 °C and 24.6 °C and averaged 18.9 °C. There was 3.0 hours of sunshine (18%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east. Source: KNMI
January 3 » The March of Dimes is established as a foundation to combat infant polio by President Franklin D. Roosevelt.
February 4 » Adolf Hitler appoints himself as head of the Armed Forces High Command.
February 11 » BBC Television produces the world's first ever science fiction television programme, an adaptation of a section of the Karel Čapek play R.U.R., that coined the term "robot".
July 3 » United States President Franklin D. Roosevelt dedicates the Eternal Light Peace Memorial and lights the eternal flame at Gettysburg Battlefield.
July 28 » Hawaii Clipper disappears between Guam and Manila as the first loss of an airliner in trans-Pacific China Clipper service.
September 30 » Britain, France, Germany and Italy sign the Munich Agreement, whereby Germany annexes the Sudetenland region of Czechoslovakia.
When copying data from this family tree, please include a reference to the origin: Wicher Dam, "Dambomen, negen verschillende stambomen DAM", database, Genealogy Online (https://www.genealogieonline.nl/dambomen/I6604.php : accessed January 6, 2026), "Harmtje Dam (1938-2023)".
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