The ballad tree, a study of British and American ballads, their folklore, verse and music, together with sixty traditional ballads and their tunes.

Eitemau Tebyg

• The singing tradition of Child's popular ballads /
  gan: Bronson, Bertrand Harris, 1902-1986.
  Cyhoeddwyd: (1976)
• The traditional tunes of the Child ballads; with their texts, according to the extant records of Great Britain and America.
  gan: Bronson, Bertrand Harris, 1902-1986.
  Cyhoeddwyd: (1959)
• The ballad of tradition /
  gan: Gerould, Gordon Hall, 1877-1953.
  Cyhoeddwyd: (1932)
• Ballad books and ballad men; raids and rescues in Britain, America, and the Scandinavian north since 1800 /
  gan: Hustvedt, Sigurd Bernhard, 1882-1954.
  Cyhoeddwyd: (1930)
• The British traditional ballad in North America /
  gan: Coffin, Tristram Potter, 1922-2012.
  Cyhoeddwyd: (1977)