Caves of Maryland
By: by Richard Franz and Dennis Slifer.
Contributors: Slifer, Dennis, joint author.
Series: Educational series, no. 3; Educational series (Baltimore, Md.) ;; no. 3.
Publisher: Maryland Geological Survey
Published: 1971
Place of publication: [Baltimore]
Language: eng
Number of pages: 120
Subjects: Caves -- Maryland -- Guidebooks.
Notes: Bibliography: p. 114-118.