What is the only current general-circulation U.S. coin that displays the name of a woman?

How to win: Send your answer, with your full name and address, either by e-mail to [email protected], or on a postcard to Stan Newman’s Trivia Challenge No. 69, P.O. Box 69, Massapequa Park, NY 11762. Only one submission per person, please. Answers must be received within seven days of publication. One winner will be chosen at random from all correct entries.

Answer to trivia No. 62

The world’s sixth largest lake in terms of water volume, about equal in surface area to Lake Ontario, is Lake Vostok. It was not discovered until 1996, because it is beneath more than two miles of ice in Antarctica. Winner: David Stevens of Turnerville, Wyo.