Buck, Percy Carter, Sir, 1871-1947., Unfigured harmony : a short treatise on modulation, harmonization of melodies, unfigured basses, inner melodies, canons and ground basses / by Percy C. Buck. - second edition. - Oxford : Clarendon Press, (c)1920. - 174 pages ; 22 cm. Subjects--Topical Terms: Harmony. LC Class. No.: MT50 / .U545 1920