What are pottery marks?

Potters mark, also called factory mark, device for the purpose of identifying commercial pottery wares. Except for those of Wedgwood, stonewares before the 20th century were not often marked. On some earthenware, potters marks are frequently seen, but signatures are rare.

How do I know what wattage my pottery is?

Bright colors against a basic cream background distinguishes Watt Pottery. These pieces are well marked with large stamps on the bottom of the piece that say either Made in USA, or Oven Ware. Look for mold numbers or Watt marked on the bottom of the piece.