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
338.2 B251 20701
Barger Horold The mining industries, 1899-1939 a study of output, employment and productivity New York National Bureau of Economic Research 1944 xxii, * Mining industries * Schurr S H, Auth. * Title