Leaf Hound is a blues/hard rock band formed in 1969 in London, UK under their original name, Black Cat Bones. Early incarnations of the Black Cat Bones featured guitarist Paul Kossoff and drummer Simon Kirke who both left to form Free. Black Cat Bones issued one album for Decca Records entitled Barbed Wire Sandwich. They replaced their vocalist shortly after releasing the album, adding Peter French to the line-up. Guitarist Rod Price departed soon after to join Foghat and French added his cousin Mick Halls on guitar.