Duff P McL D Ed. Holmes' principles of physical geology Duff P McL D Ed. - 4 - London Chapman & Hall 1993 - xiv,791p. cm. Index 779-791p. Standard No.: 14749 Source: Textbook Subjects--Topical Terms: Phyical geology Dewey Class. No.: H4, H5;N2-;2 TH