[Unidentified] Gaelic Tunes for string quartet (KDC.N0004)

4p. Pen with pencil markings. Optional bass penciled in. Possibly relates to ‘Gaelic Quartet’:
[1] ‘The Spraith of the Lowlands’. ‘(Spraith) Plunder’ 
[2] ‘Annie is my Darling’
[3] ‘Shy Beauty’