The 1987 Rieger organ at St Marylebone Parish Church, London One of the more pleasurable of New Year resolutions is to decide to expand our repertoire and learn new pieces - and there's help here on iRCO, with no fewer than ten short videos on organ repertoire, presented by experts in their field. Each one provides inspiration on a different century, or a different musical culture, with advice on appropriate registration, style and performance. All the videos are free to view for RCO Members: non-members pay a small fee for access. In Building a Repertoire, Gerdi…