Vtg 90s PAN AM Airlines clipper express T-Shirt

Very good vintage condition. No flaws. There are a few tiny light brown stains as shown, on the front. They have not been treated or bleached. 50/50 blend. USA made. Single stitch sleeves and hem. Dated 1991, under official license from Pan Am. Marked a size medium, please see photos for details and measurements as vintage sizing varies.