Selected caves and lava-tube systems in and near Lava Beds National Monument, California.
Geological Survey (U.S.)
[Reston, Va.? : Dept. of the Interior, U.S. Geological Survey ; Denver, CO : For sale by the Books and Open-Files Reports Section,
1990]
Shipping list no.: 90-467-P.
Includes bibliographical references (p. 101-102).
Lava tubes
Caves