Science: Polar Polliwog

The converted Navy submarine with which Explorer Sir George Hubert Wil- kins expects to prowl like a polliwog under the Arctic ice next summer, cruised last week from its shipyard at Camden, N. J. to New York Harbor. Sir Hubert, with a fresh medal in his kit,* walked the gangplank to a Brooklyn dock and stood by while the curious eyed his beard and submarine.

The beard, dark brown, soft and short, was originally a protection against Polar cold in the Arctic and Antarctic. Now the beard is...

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