Planets.
Airy, Sir Ceorge Riddell. The lunar and planetary theories. (In his Mathematical tracts. 2d ed. Pp. v, 1-126. Jamb. 1831.) No.3 in **E.198.25 Same. (Same. 3d ed. Pp. vii,(1), 122. Camb. 1842.) No.l in 3922.13