Nov 1956 - View showing one of the 230 ft. long Edgar Allen rotary kilns into which is fed the ground anhydrite, shale and coke mixture

Nov 1956 - View showing one of the 230 ft. long Edgar Allen rotary kilns into which is fed the ground anhydrite, shale and coke mixture

["The Sandwith Anhydrite Mine"]

(from Mine & Quarry Engineering [November, 1956])

Image Reference: L-00787-04-0065-F20