Features topless hula girl underneath a palm tree. Brown ring on top and green ring at base. Concave bottom. No markings. Manufacturer unknown but it was local to Oakland, CA and pre-Tepco. First issue date of this mug is uncertain, but in use as of 1944. For more information, see the September 4th, 1944 Life Magazine article on Trader Vic's featuring this mug. Online scan available at http://www.tikiroom.com/tikicentral/bb/viewtopic.php?topic=25880&forum=5&vpost=626170