ARRL The Radio Amateur's Handbook 1975 vintage shortwave radio diagrams+

Vintage 1975 52nd edition of "The Radio Amateur's Handbook - The Standard Manual of Amateur Radio Communication", published by The American Radio Relay League (ARRL). It has over 660 pages including many pages of international radio prefixes and technical reference data for vacuum tubes. This handbook is heavily illustrated with lots of photos, circuit diagrams schematics and much more.

This is from the estate of a short wave and ham radio enthusiast and is in nice vintage condition, but does have an owner's name on the front cover.