00843nam0-22002891i-450-99000033773040332120001010000033773FED01000033773(Aleph)000033773FED0100003377320001010d--------km-y0itay50------baitay-------001yyAbrasive & Abrasive Wheels their Nature, Manufacture and UseBy Fred B. Jacobs.New YorkHenley Publishing Company1919338 p., ill., 24 cm668Jacobs,Fred B.337055ITUNINARICAUNIMARCBK99000033773040332104 186-320CI 0663DINCHDINCHAbrasive & Abrasive Wheels their Nature, Manufacture and Use124520UNINAING01