Behind the green lights / by Cornelius W. Willemse ; in collaboration with George J. Lemmer and Jack Kofoed samworth books on firearms Gunsmithing : a manual of firearmsdesign, construction, alternation and remodeling : for amateur and professional gunsmiths and users of modern firearms / by Roy F. … Materials handbook : an encyclopedia for purchasing agents, engineers, executives, and foremen / George S. Brady