Between them they played cornet , tenor horn , baritone and trombone , and were later joined by other members of their families .
Phil ( Grandfather ) Slater and his eldest son Albert were founder members and there were four other Slater brothers who also played .
Between them brothers played cornet , tenor horn , baritone and trombone , and were later joined by other members of brothers ' families .
Phil ( Grandfather ) Slater and his eldest son Albert were founder members and there were four other Slater brothers who also played .