This deck is a companion to the GuitarOS email course that can be found at http://www.FretboardAnatomy.com/GuitarOS
Guitar-specific in some instances, but could probably be used by non-guitarists too.
Sample Data
Front
Name the key these notes are a part of:Eb Db Ab C F G Bb
Back
Ab
Tags
Front
Name the key these notes are a part of:A D C B F G E
Back
C
Tags
Front
Name the key these notes are a part of:Gb Db Eb Bb C F Ab