"Robert" . . "WALKER" . . "Tunstall" . "Robert Tunstall Walker" . "and WALKER (Woodville Joseph) Robert Tunstall WALKER" . "Tunstall Walker" . . . "Walker" . "1879" . "WALKER, Robert Tunstall, and WALKER (Woodville Joseph)" . . "Robert Tunstall Walker"@de-DE . . .