Croft, Terrell, Steam boilers; Terrell Croft, editor ... revised by R.B. Purdy. - 2d ed. - New York, London, McGraw-Hill, 1937. - xv, 417 p. fold. front., illus., diagrs. 21 cm. Subjects--Topical Terms: MCESteam-boilers. Dewey Class. No.: 621.183 / STE