This is a white ceramic bowl with a blue, red, and yellow decorative rim. The bowl is a PRR (Pennsylvanian Railroad) Purple Laurel pattern by Sterling that replaced the Keystone pattern on the railroad's trains. The bowl measures 1.75" (h) x 6.5" (dia).
Lexicon
Nomenclature 4.0
Nomenclature Secondary Object Term
Bowl
Nomenclature Primary Object Term
Vessel
Nomenclature Class
Containers
Nomenclature Category
Category 07: Distribution & Transportation Objects