This is a outdoor 1930s REGAL AMBER Beer IRTP opening instructional flat top by Regal Amber Brewing Company of San Francisco, California in good condition. This is the much rarer variation with no can label pictured in the O/I panel. Has rust/ humidity throughout label but displays well. See photos for best description. The item “REGAL AMBER Beer O/I IRTP flat top San Francisco California no can in O/I panel” is in sale since Monday, November 8, 2021. This item is in the category “Collectibles\Breweriana, Beer\Cans\ US\Flat Tops”. The seller is “keg-lined” and is located in Albuquerque, New Mexico. This item can be shipped to United States.