Charles A Harper

Charles Harper, president of Technology Seminars, is a leading authority on plastics, plastic fabrication and plastic application. He has written numerous other references for the field, including Modern Plastics Handbook; Handbook of Plastics, Elastomers, and Composites; and Handbook of Materials in Product Design (all published by McGraw-Hill).

Charles Harper, president of Technology Seminars, is a leading authority on plastics, plastic fabrication and plastic application. He has written numerous other references for the field, including Modern Plastics Handbook; Handbook of Plastics, Elastomers, and Composites; and Handbook of Materials in Product Design (all published by McGraw-Hill). See less