Scrimshawed whale tooth

Summary: 
Antique scrimshawed whale tooth with bust of Bainbridge and ship battle scene.
Description: 

5.5" standing scrimshawed whale tooth.  ANTIQUE.  Scene of one ship being blown up by another ship with the inscription "Constitution and Java".  Rounded side of whale tooth has etching of 2 American flags and bust of "Bainbridge" and the inscription "But Their Souls Go Sailing On".  Bottom of tooth has a age crack.  Purchased by donor from New England Area Collection.  Artist unknown.