Ray Holt

Ray Holt is the author of "Sledgehammers", "The Accidental Engineer" and "The Accidental Engineer - 2nd Edition".

Books by Ray Holt

Sledgehammers
Wilbeck, Christophe...
Paperback: $19.95

The Accidental En...
Sorge, Leo
Paperback: $15.95

The Accidental En...
Holt, Ray
Paperback: