how to sell guns

Hi all. My uncle left me 4 guns and I'm ready to part w/ them. I need some info about how to LEGALLY sell these guns, what to expect, or even who to go to in my area (Seminole, Fl). The 4 guns are: Colt 1911 Ruger 357 Blackhawk JC Higgins Model 20 Shotgun Glenfield Rifle I don't know alot about...