Curwen, Harold, 1885-1949 Printing / by Harold Curwen; illistrated by Jack Brough. - Harmondsworth : Penguin Books, 1961. - 31 p. : ill. ; 18 cm. - Puffin Picture Book ; no. 70 . Subjects--Topical Terms: Printing. Dewey Class. No.: P 655.3 C87