None of this is folk but all acoustic:

James Taylor - Fire and Rain; You Got a Friend
Dougie Maclean - Caledonia; Talking with My Father
Bob Fox - Sally Wheatley; Rambling Rover
Fairport - Rosemary's Sister
Richard Thompson - Vincent Black Lightning; Beeswing
John Renbourn - Lord Franklin
John Martyn - Bless the Weather
Bert Jansch - Blackwaterside