§ Sir William Penney, K.B.E., F.R.S., Chairman, Atomic Energy Authority.
§ Alternate Delegates
§ Mr. M. I. Michaels. C.B., Ministry of Technology (U.K. Governor on the Board of Governors).
§ Mr. R. C. Hope-Jones, British Embassy, Vienna (Resident Representative to the Agency).
§ Mr. J. C. C. Stewart, Atomic Energy Authority.