The catalog contains 5326 early-type emission-line stars. Of these, 1424 have no spectral classification but are assumed to be of early type. Some 71 percent of the stars listed here can also be found in the Mount Wilson and the Mount Wilson-Michigan survey catalogs. The catalog contains numerous cross identifications to other designations (name, HD, DM, LS, MWC, TON, HIL, WRA, HEN, etc.), spectroscopic type, magnitudes (visual and blue), equatorial (B1900 and B1950), and galactic coordinates.
Cone search capability for table III/17B/catalog (Wackerling's catalogue)