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1
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2Published 1979Subjects “...Machinery in the workplace Safety measures....”
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3
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4Published 1980Subjects “...Hydraulic machinery Great Britain History....”
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6
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7
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8
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9
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11
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12by Wedderburn, DorothySubjects “...Machinery in the workplace Case studies....”
Published 1972
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14Published 1989SubjectsBook
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17
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18