$350, or best offer. Good condition. Bought in the 90s, not a lot of wear. As of now, it doesn't have a pick guard, but it's got to be around here somewhere. I think it looks better and plays easier without it. $400 with case.
Musician's Friend page: http://www.musiciansfriend.com/guitars/epiphone-les-paul-standard-plain-top-electric-guitar/000