McLachlan, N. W. 1888- Ordinary non-linear differential equations in engineering and physical sciences/ N. W. McLachlan. - Oxford: Clarendon Press, 1950. - vi, 201 p.: diagrs., 25 cm. Corrigenda slip inserted. Bibliography: p. [191]-199. LCCN: 51001958 //r86 Nat. Bib. No.: GB50-10113 Subjects--Topical Terms: Differential equations. Dewey Class. No.: 517.35