Rookwood pottery dating circa dating cameo ring
The R is reversed and placed back to back with the letter P. After 1900, a Roman numeral was added to the mark to indicate the year. Pottery was made in Cincinnati again beginning in 2006.
All of this art pottery is marked, most with the famous flame mark. The name and some of the molds were bought by a collector in 1982. In 2004, a group of Cincinnati investors bought the company and 3,700 original molds, the name, and trademark.
Rookwood Pottery was founded in 1880 by Marie Longworth Nichols.