Newcomb, Simon, 1835-1909 Investigation of inequalities in the motion of the moon produced by the action of the planets / by Simon Newcomb, assisted by Frank E. Ross - Washington, D.C. : Carnegie Institution of Washington, 1907 - viii, 160 p. ; 30 cm. Subjects--Topical Terms: Lunar theoryPerturbation (Astronomy) Dewey Class. No.: 523.3