410173 BNL 51003 EXTERNAL EXPOSURE MEASUREMENTS AT BIKINI ATOLL N.A. GREENHOUSE, R.P. MILTENBERGER, AND E.T. LESSARD January 1979 BROOKHAVEN NATIONAL ASSOCIATED LABORATORY UNIVERSITIES, INC. UNDER CONTRACTNO. EY-76-C-02-0016 WITH THE EOTe UNITED STATES DEPARTMENT OF ENERGY