book, Hobby Gunsmithing, by Digest Books, ISBN 0-695-80361-1, LOC 72-86644, 1972

Hobby Gunsmithing - Paperback, by WALKER Ralph T. - Acceptable

Hobby Gunsmithing by Ralph T. Walker, 1970 Ed. Paperback VGUC

The Illustrated Encyclopedia of Guns: Pistols, Rifles, Revolvers, Machine - GOOD

Book of Guns and Gunsmiths by Anthony and Ian V. Hogg North

Hobby Gunsmithing Hardcover Ralph T. Walker

HOBBY GUNSMITHING BOOK WALKER & LEWIS HOW TO REFINISH REPAIR RESTORE CUSTOMIZE

Hobby Gunsmithing by Ralph T Walker A Do It Yourself Guide