The Amiga+plus Magazine December 1990-January 1991 is a vintage publication aimed at owners of Commodore Amiga computers. Produced in the United States, this magazine likely contains valuable information and insights for vintage computing enthusiasts looking to explore the capabilities of their Amiga systems. With a focus on the Amiga brand and offering content relevant to that specific platform, this magazine would be a valuable addition to any collection of vintage computing memorabilia.