Number 13 - December 1951

Cover

Preface to Bulletin Thirteen

Article
Techniques for Dating Cave Deposits
Ivan T. Sanderson

Article
Southwestern Caves as Books of History
M.R. Harrington

Article
Caves as Rockshelters in Southwestern Asia
Henry Field

Article
Cave Exploration on Jebel Baradost, Iraq
Dennis J. Batten

Article
An Engineer Inspects the Rigging
C. Alexander Robertson

Article
Origin and Development of "Positive" Water Catchment Basins, Carlsbad Caverns, New Mexico
Donald M. Black

Article
Wyandotte Cavern
Clyde A. Malott

Article
Mechanics of Cavern Breakdown
William E. Davies

Poem
Idyll of the Ennessbee
Jay Espee

Article
The Cave Salamanders of California
John W. Funkhouser

Article
Report on the Mineralogy of New River Cave
John W. Murray

Article
Report on the Titus Canyon Expedition
Richard F. Logan

Article
Cave in Rock
George F. Jackson

Authors

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