Newcomb, Simon. 1835- **E5080.50.5 Inequalities of long period, and of the second order as to the masses, in the mean longitudes of the four inner planets. (In United States. Nautical Almanac Office. Astronomical papers prepared for the use of the American Ephemeris and Nautical Al- manac, vol. 5, pp. 49-96. Washington. 1895.)
\ [This work is kept on the Special Libraries Floor.]
—
\ This card was printed at the Boston as Public Library, June 9, 1909.
Ww H312 — Planets. — Perturbations.