Bulletin of the National Speleological Society - ISSN 0146-9517
Number 20: 31-37 - November 1958

A publication of the National Speleological Society

America's Deepest Cave
Dale J. Green and William R. Halliday

Abstract

Neff Canyon Cave, Utah is believed to be the deepest cave in the United States. Its bottom is 1186 feet below the entrance. The cave is in steeply dipping Cambrian limestone which it follows down dip for a length of 1700 feet. Dr. Halliday is the Director of the Western Speleological Survey and has been instrumental in developing speleology in the western U.S. Dale J. Green is the Director of the Utah Speleological Survey, Chairman of the Salt Lake Grotto of the Society, and a Director of the National Speleological Society.

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