TEXT Since at least as early as 1970, 2 alpha loci have been known to exist in some humans (Brimhall et al., 1970): hemoglobins G (Pest) and J (Buda) showed the existence of at least 2 alpha chains in the Hungarians studied (141800.0041, 141850.0008), whereas hemoglobin J (Tongariki) indicated that in Melanesians only 1 alpha locus exists (141800.0077).