Organ Expand All + Collapse All - Organ repertoire call number ranges. Browse the shelves for organ repertoireA large amount of repertoire can be found on the 4th floor of the Waterloo campus library in the following call number ranges.Call NumbersDescriptionM 6 - 19Organ aloneM 8SonatasM 10Fugues with or without preludesM 180 - 181One or more organs, two or more playersM 182 - 186Organ and one other instrumentM 1005Organ with full orchestra, concertosM 1006Organ with second keyboard reduction of concertos, etc.M 1108Organ with strings, concertosM 1109Organ with second keyboard reduction of concertos, etc. for organ and stringsMT 180 - 208Studies, methods, technique, etc.MT 187Pedal techniques