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James D. Meadows provides Geometric Dimensioning and Tolerancing (GDT) training (on-site and public workshops, books, DVDs) per ASME Y14.5-2009, ASME Y14.5M-1994 and Y14.5-1982 Dimensioning and Tolerancing Standards. He has written three new books and a DVD training series to explain the new Y14.5-2009 standard.