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|   | ELEMENTARY  PLATEN PRESSWORK by POLK (Hardcover - 1971) ISBN: 870021095 Publisher: BENNETT | 
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|   | ELEMENTARY PRINTING JOB SHEETS by POLK, RALPH W. (Paperback - 1966) ISBN: 870020293 Subject: SPORTS, HOBBIES & GAMES Publisher: CHAS.A.BENNETT | 
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|   | QUANTUM WORLD by POLKINGHORNE, I. (Paperback - 1984) ISBN: 9780140226539 Subject: SCIENCE Publisher: PENGUIN | 
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