George Washington's Teeth: They Weren't Wood

On the day he became the first president of the United States, George Washington had one tooth left. Everything else in his mouth was hippopotamus ivory, wire, springs — and teeth that once belonged to someone else. Not one piece of it was wood. Where did those teeth come from, why do his portraits look the way they do, and why does everyone still remember wood?

Every Then vs Now episode ends with what a surgeon would do today.