Online Public Access Catalogue (OPAC)Library,Documentation and Information Science Division
“A research journal serves that narrow
borderland which separates the known from the unknown”
-P.C.Mahalanobis
551 Smithline, Frederick. Answers about rocks and minerals. Illustrated by John Hull and Kenyon Shannon. Design and editorial production by Donald D. Wolf and Margot L. Wolf. - New York, Grosset & Dunlap [1968] 60 p. illus. (part col.) 29 cm. - (Answers about ) * Geology - Juvenile literature. * Series