The 4-String 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 3,888 blank chord boxes or chord windows, with thirty six diagrams on each page. The format is also suitable for other 4-string or 4-course fretted instruments such as the ukulele, banjo, mandolin, tenor mandola, octave mandolin, Irish bouzouki, Greek bouzouki, cavaquinho, tiple. tenor guitar, bass guitar and domra.