Krar, Stephen F.
Machine tool operations
McGraw-Hill International, 1983
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Krar, Stephen F.
Technology of machine tools
McGraw-Hill, 1976
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Krar, Stephen F.
Technology of machine tools
McGraw-Hill, 1984
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Krar, Stephen F.
Technology of machine tools
Glencoe, 1990
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Wagener, Albert M.
Machine shop theory and practice
D. Van Nostrand, 1950
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