Ryder, G. H. Theory of machines through worked examples / G. H. Ryder, - 3rd ed. (enlarged) - London : Cleaver-Hume Press, c1955. - viii, 243 p.: illus.; 22 cm. Includes index LCCN: 55030820 Nat. Bib. No.: GB55-369 Subjects--Topical Terms: Machine design. LC Class. No.: TJ230 / .R96 Dewey Class. No.: 621.81/RYT