Both Arthur T. Gregorian and Robert Nalbandyan belongs to which national?
Arthur T. Gregorian: Arthur T. Gregorian, (1909 – January 14, 2003), was a Greater Boston oriental rug dealer and author of books on oriental rugs, and considered to be the world's leading collector of rare, inscribed Armenian rugs. Robert Nalbandyan: Robert Nalbandyan (1937–2002) was an Armenian chemist, the co-discoverer of photosynthetic protein plantacyanin, a pioneer in the field of free radicals, and a noted and prolific writer on various subjects in the field of chemistry.
Armenian