Numismatists in the know, know that coins struck at the San Francisco way back in the 19th Century are often very tough to find nowadays. Make a nice find with this group of (4) better grade Morgan silver dollars, all bearing the elusive S mint mark. Featured are: 1883-S (XF+) or possibly a little better; 1888-S (MS+) moderate rainbow toning; 1894-S (XF); 1899-S XF+ to AU details, appears to have been cleaned.