Description: Geologic and petrologic relationships between the Thirtynine Mile volcanic field and the Cripple Creek volcanic center

Main Author:	Tobey, Eugene Francis.
Format:	Manuscript
Language:	English
Physical Description:	vii, 61 leaves : illustrations (some color) map ; 28 cm.
Subjects:	Volcanic ash, tuff, etc. -- Colorado -- Park County. Volcanic ash, tuff, etc. -- Colorado -- Teller County. Geology -- Colorado -- Park County. Geology -- Colorado -- Teller County. Calderas -- Colorado -- Park County. Calderas -- Colorado -- Teller County.

Item Description:	Typescript. One map on folded leaf in pocket. M.S. New Mexico Institute of Mining and Technology 1969. Includes bibliographical references (leaves 52-55).
Physical Description:	vii, 61 leaves : illustrations (some color) map ; 28 cm.
Bibliography:	Includes bibliographical references (leaves 52-55).