REMOVE

1. European; Northern European; …
2. Rhine Valley
3. The Cleveland Museum of Art
4. c. 1170

WHAT

1. Decorative Arts and Utili … (1)
2. Enamel (1)
3. champlevé and cloisonné e … (1)

WHERE

1. Cologne (1)
2. European; Northern Europe … (1)
3. Rhine Valley (1)

WHO

1. The Cleveland Museum of A … (1)

WHEN

1. 1165 (1)
2. 1175 (1)
3. c. 1170 (1)