Reversed Head Model Posted on March 20, 2019May 17, 2019 by j aniano Violin Bow with a round pernambuco stick, silver-mounted ebony frog with plain pearl eyes and divided button. Personal reversed head model is based on Pajeot and inspired by William Salchow and the 19th century English maker, James Brown. Violin Bow with a round pernambuco stick, silver-mounted ebony frog with plain pearl eyes and divided button. Personal reversed head model is based on Pajeot and inspired by William Salchow and the 19th century English maker, James Brown.