00727nam0-22002771i-450-990000006730403321000000673FED01000000673(Aleph)000000673FED0100000067320011111d--------km-y0itay50------baitay-------001yyCentrifugal pumpsR. L. Daugherty.New YorkMcGraw-Hill book company1915IX, 192 p.ill.24 cmPompe centrifughe621.6Daugherty,Robert LongITUNINARICAUNIMARCBK99000000673040332113 C 34 023735FINBCFINBCUNINAING01