Draft? autograph letter signed to Charles Delaunay
- Adams/Box 16/18/2
- Item
- 4 July 1860
Part of Papers of John Couch Adams
Letter of introduction for Pierce. Plana convinced of JCA's and CD's expression of the secular acceleration of moon's mean motion. Hansen and LeVerrier might yet be convinced.
Adams, John Couch (1819-1892) astronomer