The authors wish to thank Louis F-Siy, Industrial Designer of Chase Designs, Incorporated; Andrea Viccaro, Marketing Communications Manager, Boston Retail Products; and the technical staff of the American Welding Society in recognition of their assistance in providing technical evaluation of the manuscript. Recognition is also given to Daniel Gerke and Arnold Blanck, senior manufacturing staff of Electro-Safe, Inc., for technical assistance in preparation of this eighth edition of Blueprint Reading for Welders. We would also like to thank the following instructors who provided feedback on the text and revision plan:

Del Bullock, Texas State Technical College, Waco, Texas

Brenda Butler, South Georgia Technical College, Americus, Georgia

Stephen Csehoski, Pennsylvania Highlands Community College, Ebensburg, Pennsylvania Timothy W. Deines, Kansas State University, Manhattan, Kansas Kevin John Furness, Canestoga College, Ontario, Canada

Steven D. Gore, Central Piedmont Community College, Charlotte, North Carolina Wendall Johnson, Mount Hood Community College, Gresham, Oregon Kenneth Karwowski, Gateway Technical College, Kenosha, Wisconsin Ron Martinez, Boise State, Boise, Idaho

Ben McFarland, Gateway Technical College, Kenosha, Wisconsin John F Negri, Apex Technical School, New York City, New York Dave Sizemore, Monroe County Technical Center, Lindside, West Virginia David L. Twitty, New Mexico State University, Las Cruces, New Mexico Frank Wilkins, Texas State Technical College, Waco, Texas

Technical data and tables have been provided by the following organizations:

American National Standards Institute American Institute of Steel Construction American Society of Mechanical Engineers American Welding Society International Standards Organization American Society of Mechanical Engineers

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