St. Mary's county
Publisher: The Johns Hopkins press
Published: 1980
Place of publication: Baltimore
Language: eng
Format: Microform
Number of pages: 209
Subjects: Geology -- Maryland -- Saint Mary's County.; Saint Mary's County (Md.)
Notes: Wm. Bullock Clark, state geologist.

Microfiche. Baltimore : The Johns Hopkins press, [1980?]. -- 3 sheets ; 11 x 15 cm.

Bibliography: p. 38-53.