The fire clays of Maryland
By: by Arthur S. Watts, H. G. Schurecht, Charles K. Swartz and George M. Hall.  With an introductory chapter by Edward B. Mathews.
Contributors: Schurecht, Harry George, 1892-; Swartz, Charles Kephart, b. 1861.; Hall, George Martin, 1891-; Mathews, Edward Bennett, b. 1869.
Series: Maryland.  Geological survey, 1896-      Special publications.; Vol. XI, pt. 2
Publisher: The Johns Hopkins press
Published: 1922
Place of publication: Baltimore
Language: eng
Number of pages: 270
Subjects: Fire-clay.; Clay -- Maryland.
Notes: Also published in Maryland.  Geological survey.  [Reort]  Vol. XI (1922) p. [289]-559.