VINTAGE POSTCARD SHOW Fireside Inn 81 Riverside Street, Portland Exit 48 Maine Turnpike Sunday, March 31st 8:30 a.m. - 3:00 p.m. Free Appraisals 1-3. Admission $4 1000's of Vintage Postcards plus Ephemera such as old maps, photos, scrapbooks, gum cards, trade cards, sports memoribilia, calendars, catalogs, sheet music, matchbook covers, and more!