Engineering committee examining a 1X5 inch board which was driven through a 2X6 plank

Engineering committee examining a 1X5 inch board which was driven through a 2X6 plank. Somewhere along the path of the Tri-State Tornado, the longest-lived and longest path of any recorded tornado. It traveled over 300 miles from SE Missouri to Indiana and killed over 600. In: Journal of the Western Society of Engineers, Vol. 30, No. 9. September, 1925.

Photo Category: Monsters - Tornadoes
Photo Location: Southern Illinois
Photo Date: 1925 March 18