Kenneth D. Ackerman is manager of the USDA’s Federal Crop Insurance Corporation, a long-time diver and certified dive master, and author of The Cold Ring: Jim Fisk, Jay Could, and “Black Friday,” 1869 (Dodd, Mead, 1988). Articles by this Contributor Spring 1994 Deep-sea Diving A Century Ago It was treacherous hard work, depending on technology that was barely good enough to make it possible Read >>