The Pipe Fitters Blue Book

They don't call it "The Bible" for nothing. W.V. "Duffy" Graves, author of The Pipe Fitter's Blue Book, taught pipe fitting at Lee College in Baytown, Texas, a suburb of Houston. He is considered among his peers to be the leader in the field of pipe fitting.

Read all about the Pipe Fitters Blue Book at BrownTechnical.org.