The Clarsach Collection
This 3 volume series is a graded collection of Scottish tunes arranged in traditional style for levered, gut-strung clarsach by Karen Marshalsay, clarsach tutor for 7 years at the National Centre of Excellence in Traditional Music at Plockton. Volume 1 is aimed at elementary players and is grades 1-3, volume 2 is for intermediate players and is grades 4-6. Volume 3 is for advanced players, covering grades 7-8 to diploma level.
Taylor's Miscellany is a book intended for new players of small gut-strung lap harps, but would also be suitable for beginners on modern clarsach.
Key Techniques for Harp is a set of 100 exercises and studies of techniques which are useful for players of all types of harp, including gut, especially for ornamentation.