FIRST LADY CUTS PRESIDENT'S BIRTHDAY CAKE. WASHINGTON, D.C. JANUARY 30. MRS. FRANKLIN D. ROOSEVELT CUTS THE OFFICIAL PRESIDENT'S BIRTHDAY CAKE AT WARDMAN PARK HOTEL TONIGHT TO COMPLETE A ROUND OF THE PRESIDENT'S BIRTHDAY CELEBRATIONS IN THE CAPITAL. THE FIRST LADY THEN RETURNED TO THE WHITE HOUSE WHERE SHE LISTENED TO THE PRESIDENT IN A RADIO ADDRESS EXPRESS HIS APPRECIATION TO THE COUNTRY FOR ATTENDING THE BALLS, FUNDS FROM WHICH WILL GO TOWARD THE FIGHT AGAINST INFANTILE PARALYSIS