The new second edition of this widely used text and self-training manual has been expanded to include many new worksheets designed to facilitate the reader's ability to form a mental picture from a drawing. Each chapter thoughly covers one subject and contains an introduction, a detailed review of the subject, illustrations, review questions and worsheet. Industry standards (including the Dimensioning and Tolerancing) practices and copies of industrial blueprints are included throughout the text to provide a balanced presentation of blueprint reading theory and industry applications.