Vintage Shenango China Tea Cup Saucers Portola San Francisco Restaurantware

This is a vintage, partial set of Shenango China (New Casstle, PA) Made for Chas. Brown & Sons (San Francisco) restaurantware consisting of 1 tea cup and 3 matching saucers. These are quality, thick, weighty ceramic meant to withstand harsh restaurant environments. The crown emblem says "Portola Court O. of A.". There are mild utensil marks on the saucers and very light yellow staining. The tea cup has a pitted and stained handle as shown as well as some staining near the handle. There are no chips, cracks, or crazing. The tea cup is approximately 4⅞" in diameter and 2⅜ tall and the saucers are approximately 6" in diameter. Ref no 3000034