Ramsey, A. S. 1867-1954 Dynamics / A.S. Ramsey. - 2nd ed. - Cambridge : University Press, 1933 [reprinted 1959]. - pt. : ill. ; 22 cm. Pt. 1 -- Pt. 2 -- Subjects--Topical Terms: Dynamics. Dewey Class. No.: 531.3 / RAD 1959