Part of ESource -Prentice Hall's Engineering Source, this book provides a flexible introduction to graphic concepts. Featuring over 25 modules and growing, the ESource series provides a comprehensive resource of engineering topics. Engineering Graphics; Projections Used in Engineering Graphics; Freehand Sketching; Computer-Aided Design and Drafting; Standard Practice for Engineering Drawings; Tolerances. For any Engineer or Computer Scientist interested in a brief introduction to the subject.