still using the isbn extended from the sbn extended from the first 1968 panther books edition/printing's core cat# 2532, (in 0-586-02532-4) that truly fine merkin, rupert "the dirty digger" murdoch having added collins to his swag-bag after they'd bought granada publishing, granada group having swallowed up panther books, who'd started off as an imprint of hamilton & co. (staffs.) . . .