Schofield, Jack. (1968). Workshop processes and materials / by Jack Schofield. London :: Blackie & Son Limited,.
Schofield, Jack. Workshop processes and materials / by Jack Schofield. London :: Blackie & Son Limited,, 1968
Schofield, Jack. Workshop processes and materials / by Jack Schofield. London :: Blackie & Son Limited,, 1968.