Evans, I. O. 1894-1977.
Rocks, minerals & gemstones [by] I. O. Evans. - London : Hamlyn Publishing Group, 1972. - 128 pages : illustrations (some color) 30 cm.
Includes bibliographical references and index.
in English.
0600375374
Petrology.
Mineralogy.
QE 432 / E93 1973
Rocks, minerals & gemstones [by] I. O. Evans. - London : Hamlyn Publishing Group, 1972. - 128 pages : illustrations (some color) 30 cm.
Includes bibliographical references and index.
in English.
0600375374
Petrology.
Mineralogy.
QE 432 / E93 1973