Olson, Donald W.Doescher, Russell L.2009-05-012012-02-241994-06Olson, D. W., & Doescher, R. L. (1994). D-Day: June 6, 1944. Sky & Telescope, 87(6), pp. 84-88.https://hdl.handle.net/10877/4031In this article Donald Olson and Russell Doescher explain why the advancing tide on D-day in 1944, rising as swiftly as a foot every 10 minutes, drove many Allied demolition teams toward the sea wall before they were able to clear gaps through German obstacles in Omaha Beach. As a result, the early assault waves had to slog forward through mined stakes, ramps, and "hedgehogs," as portrayed in this still photograph from 'The Longest Day,' the classic 1962 film about the Normandy invasion.Text5 pages1 file (.pdf)enmoonD-DaytidesWorld War IIPhysicsArticle