Catalogue of the positions and proper motions of 9060 stars : re-observation by photography of the Astronomische Gesellschaft zone between declinations +5 ̊and +9,̊ reduced to 1950.0 without applying proper motions.
- [New Haven : The Observatory, 1950]
11,185 p. ; 31 cm.
- Transactions of the Astronomical Observatory of Yale University ; v. 22, pt. 1