2 David Carr Glover Piano Library Piano Theory Level 3 Programmed Text Books David Carr Glover Piano Library Piano Theory Level Three programmed texts by Mary Elizabeth Clark and David Carr Glover. This set includes two vintage instructional workbooks published by Belwin Mills. These books utilize a programmed instruction style, breaking down music theory concepts into small, manageable steps for the student. Topics covered include triplets, major triads, chord inversions, note spelling, major scales, key signatures, intervals, minor scales, and various cadences. Ideal for music students or collectors of vintage educational materials. Note that these copies contain pencil markings from previous student use. #Vintage #Educational #Music