Catalina Island Pottery Nautilus Seashell #326 sells for $1,275 in September 2009. It measures 5 5/8″ high 8 3/4″ long and has the Catalina Island Pottery mark incised on the base. See pictures below:

Catalina Clay Products Company operated from 1927 through 1937 on Catalina Island off the coast of California.  Pottery and tile were made on the island.   The pottery is highly prized by California Pottery collectors.  Cubs fans might be interested in this pottery, too. William Wrigley, Jr. was key in starting the pottery company.    The Chicago Cubs, also owned by Wrigley,took spring training from ca. 1921-1951 on Catalina Island, absent the war years of 1942-45.

This two handled matte green 14 1/2″ long by 6 1/2″ wide vase with chips sold for $3200 in May 2009.