Figure 1  Jar, William Pecker, West Amesbury, Massachusetts, 1790–1810. Salt-glazed stoneware. H. 12 1/4". (All photographs, Gavin Ashworth.) Figure 2  Detailed of the stamped flower and “wm pecker” on the jar illustrated in fig. 1. Figure 3  Reverse side of the jar illustrated in fig. 1. Figure 4  Detail of the stamped bird on branch illustrated in fig. 2. Figure 5  Jar, attributed to Jonathan Fenton, Boston, Massachusetts, ca. 1794–1797. H. 13". Salt-glazed stoneware. Figure 6  Jars, attributed to Frederick Carpenter, Boston/Charlestown, Massachusetts, ca. 1810. Salt-glazed stoneware with iron or ochre wash. H. 14 1/4" and 13". Figure 7  Impressed Charleston stamp from the jar shown on the right in fig. 6.