This hands-on guide to reading and interpreting blueprints has been updated to provide all new information on computer-aided design and computer numerical control. Readers will develop the skills needed to interpret all types of working sketches and prints, from the simplest to the most complex, through step-by-step instructions. Both AWS and ISO welding symbols are included, along with one or more prints at the end of each unit. Advanced coverage includes auxiliary views, detail views, projections, sections, and detail and assembly drawings. Other topics covered include pipe welding symbols, metric and dual dimensioning, bills of materials, ISO for welding, and first and third angle orthographic projection. Folded tear-out drawings at the back of the book are included as reproductions of various assignment drawings in a larger size for ease of use.