Cigar Box Guitar Fretboard & Chord Poster (GDg Tuning) – Note Chart for Major, Minor & 7th Chords | Master the Fretboard, Scales & Music Theory | Essential 3-String Guitar Learning Tool & Gift

A visual learning tool for 3-string cigar box guitars, featuring a fretboard diagram and chord charts for Open G (GDg) tuning.

• The description claims this poster helps users visualize every note and master scales with ease.
• The description claims it provides clear diagrams for major, minor, and 7th chords.