New Yorkers think nothing of turning up at a critical meeting in an ankle-length Driza-Bone coat, bright-yellow sou'wester and a plastic head scarf.

WSJ: Tina Gaudoin on Style: How to Dress Like a New Yorker

What we see is a skull that a 19th-century Borneo tribesman has reworked, re-creating facial features with resin while leaving the bone at the back of the head exposed.

WSJ: Eastern Expansion | Yale University Art Gallery | Ruth Barnes | Cultural Conversation by Lee Lawrence