I worked on this book back in my editorial assistant days. It will definitely provide a solid background on the subject. Keep in mind, it is a college textbook designed for classroom instruction.
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Off to take on other challenges. Good luck everybody! See you around the Interwebs.
GEO-METRICS 2
"The application of geometric tolerancing techniques" as based upon ANSI Y14.5 -1982 Practices By Lowell W. Foster, Printed by ADDISON-WESLEY Publishing Company
This is the reference I use and I find it easy to understand.