Notes on geological map-reading /

Bibliographic Details
Main Author:	Harker, Alfred, 1859-1939
Format:	Book
Language:	English
Published:	Cambridge, Eng. : W. Heffer & sons, limited, 1926.
Edition:	2d ed.
Subjects:	Geology > Maps.

Description
Physical Description:	65 pages, 1 unnumbered page, 1 : illustrations ; 21 cm.