I thought a list of organ related abbreviations might be useful, especially for those who are not familiar with the organ world. The list will be added to as needed. If you know of some I should add, please drop me a line!
| ABRSM | Associated Board of Royal Schools of Music |
| ARCO | Associate of the Royal College of Organists |
| BIOS | British Institute of Organ Studies |
| CAM | Certificate of Accredited Membership |
| CRCO | Colleague of the Royal College of Organists |
| FRCO | Fellow of the Royal College of Organists |
| IAO | Incorporated Association of Organists |
| IBO | Institute of British Organ Building |
| LOA | Local Organ Associations |
| OCSO | The Organ Club Student Organisation |
| RAM | Royal Academy of Music |
| RCO | Royal College of Organists |
| RSCM | Royal School of Church Music |
| SWO | Society of Women Organists |
| YOST | Young Organist’s Scholarship Trust |
| YOTS | Young Organists Training Scheme |
The Organ Manual 