For your consideration, Garrett Park Guitars presents this Shubb Transposing and Capo Placement Guide.
This handy pocket-sized guide has a dual function–it shows how to transpose chords in any key and has a guide to capo placements in any key. Made of sturdy plastic, it's small and compact with a thickness of about two credit cards. It's the perfect tool for any musical situation and a great helper for the beginning player.
