How to know the minerals and rocks.
Pearl, Richard Maxwell, 1913-
How to know the minerals and rocks. - New York : McGraw-Hill, [1955] - 192 p. illus. 21 cm.
Includes bibliography.
007049021X
53005783
Mineralogy, Determinative.
Rocks--Identification.
549
How to know the minerals and rocks. - New York : McGraw-Hill, [1955] - 192 p. illus. 21 cm.
Includes bibliography.
007049021X
53005783
Mineralogy, Determinative.
Rocks--Identification.
549