This combination text and workbook is intended to introduce industrial arts students to numerical control part programming. Discussed in the first section are the impact of numerical control, training efforts, numerical control in established programs, related information for drafting, and the Cartesian Coordinate System and dimensioning techniques. The next three sections consist of series of tab sequential, variable block, and fixed block exercises. Covered in the fifth section are various types of design and drafting, production, and inspection and testing equipment. A glossary is appended. (MN)