<prompt> Qedela le nkulumo elandelayo: Ngo-1965, wanikezwa uMklomelo kaPenrose we-Geological Society of America noMklomelo Wenkonzo Evelele woMnyango Wezangaphakathi Wase-U.S. Wakhethwa ukuba abe yilungu le-American Academy of Arts and Sciences ngo-1966. Wayebambe iqhaza emhlanganweni International Geological Congress ePrague ngo-August, 1968, lapho  <response>: amaSoviet ahlasela; wathunyelwa eNuremberg. 