Southern Pennsylvania and Maryland
By: by George W. Stose, Anna I Jonas [and] George H. Ashley
Contributors: Jonas, Anna I. (Anna Isabel), 1881-; Ashley, Geo. H. (George Hall), 1866-; Knopf, Eleanora Frances Bliss, 1883-; International Geological Congress (16th : 1933 : Washington, D.C.); Geological Survey (U.S.)
Publisher: U.S. Govt. Print. Off.
Published: 1932
Place of publication: Washington
Language: eng
Number of pages: 31
Subjects: Geology
Notes: At head of title: International Geological Congress, XVI session, United States, 1933. Guidebook 10: Excursions B-1, B-2, B-3.

"Washington to Baltimore, Maryland and York, Pennsylvania, by A.L. Jonas and E.B. Knopf": p. 27-31.

Published under the auspices of the United States Geological Survey.