v Reviewers The author and publisher wish to thank the following industry and teaching professionals for their valuable input into the development of Modern Masonry. Larry C. Little Department Head, Construction Technology North American Trade Schools Baltimore, MD Glenn R. Luse Masonry Instructor Pennsylvania College of Technology Williamsport, PA Frank S. Morgan Professor of Maintenance Technology Central Texas College Killeen, TX Oscar Ortiz Associate Professor of Construction Technology Orange Coast College Costa Mesa, CA Stephen B. Richard Associate Professor Alfred State College Campus of Technology Wellsville, NY Bill Wilson Masonry Instructor Eastern Westmoreland Career & Technology Center Latrobe, PA