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Mold Design I: For Plastic Injection Molding
by
Edward P. Allyn
Allyn Air Co, January 1998
Spiral-bound
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How to Start a Mail Order Business
by
Edward P. Allyn
Allyn Air Co, January 1987
Paperback
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Mold design I
by
Edward P. Allyn
Allyn Air Publications, 1988
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