An authoritative and practical introduction to this cornerstone of the organ repertoire, this graded series includes all the essential pieces and many lesser-known works in all genresÔÇöchorale preludes, preludes and fugues, toccatas, trio sonata movements. Marsden Thomas gives invaluable advice on registration, ornamentation, articulation, fingering, and pedalling, and there are background notes on each piece by renowned Bach scholar, Professor Russell Stinson.