If you are using a shared PC make sure you log out at the end of your session. This protects your account privacy and especially important if you use a PC in a public library or an internet cafe.
The stamp "DEE CEE" stands for Desmond Cooper,a Birmingham wholesaler who distributed a variety of different pottery,including Dragon Pottery, Sylvac, Hartrox Stoneware, Individual Pottery, and Hillstonia.