1966 it had this name
Saturn S-IVB spent-stage experiment support module (SSESM)
the Orbital Workshop (OWS) internal called Wet Workshop
1969 OWS is internal called dry Workshop
1970 AAP is redesignated the Skylab Program
that proposed by Donald L. Steelman, USAF, while working at NASA.
the NASA Project Designation Committee approved it on 17 February 1970.