The Mus??e de Dieppe, also known as the Ceteau-Mus??e, in the 15th-century chateau in the Rue de Chastes, has a good collection of model ships and carvings in ivory, dating from the 18th century when elephant tusks were a major import from Africa and Asia.
Elephant tusks were imported from Africa and Asia in the 18th century.
The chateu in the Rue de Chastes was built in the 12th century.