Gunaratne, H. S.
Rocks and minerals of Ceylon [Text] Gunaratne, H.S. - Colombo Department of National Museums 1967 - 58 p. ma p. plates 21 cm. - Ceylon National Museums handbook series .
Mineralogy
549.95493 / GUN
Rocks and minerals of Ceylon [Text] Gunaratne, H.S. - Colombo Department of National Museums 1967 - 58 p. ma p. plates 21 cm. - Ceylon National Museums handbook series .
Mineralogy
549.95493 / GUN