VINTAGE ROLAND S-550 DIGITAL SAMPLER SERVICE NOTES FIRST EDITION

VINTAGE ROLAND SB-55 SOUND BRUSH MIDI FILE PLAYER SERVICE NOTES FIRST EDITION

VINTAGE ROLAND P-330 DIGITAL PIANO SOUND MODULE SERVICE NOTES

VINTAGE ROLAND D-550 SERVICE NOTES FIRST EDITION

VINTAGE ROLAND GP-16 DIGITAL GUITAR EFFECTS PROCESSOR SERVICE NOTES 1ST EDITION

VINTAGE ROLAND GP-8 GUITAR EFFECTS PROCESSOR SERVICE NOTES FIRST EDITION

VINTAGE ROLAND JUPITER (JP)-6 SERVICE NOTES FIRST EDITION

VINTAGE ROLAND R-5 HUMAN RHYTHM COMPOSER SERVICE NOTES FIRST EDITION