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
621.86 Zaffo, George J. The big book of real building and wrecking machines / by George J Zaffo. - New York : Grosset & Dunlap, c1951. [26] p. : col. ill. ; 34 cm. - (Big treasure books ) * Construction equipment. Road machinery. Building - Juvenile literature. Building. Machinery. * Series