The Guitar Chordbox Blanks Workbook is the ideal companion for musicians wishing to quickly jot down ideas, chord charts, chord sequences, band arrangements and student work projects. The workbook features no fewer than 3,240 blank chord boxes or chord windows, with thirty diagrams on each page. The format is also suitable for other 6-string or 6-course fretted instruments including:
 
Requinto
Lute
Baritone guitar
Spanish laud
Portuguese guitar
6-string bass guitar
Bajo sexto.