found: His Fragment of early map showing eastern coastline of New World divided into Spanish provinces, 1529?:map recto (name not given)
found: Tooley's dict. of mapmakers, 1979(Ribero [Robeiro], Diego [Diogo] (d. 1533); Portuguese Royal Cosmographer in Spanish Service; instrument maker and pilot; voyages to India as pilot)
found: Tooley's dict. of mapmakers, 2004(Ribeiro [Ribero], Diogo [Diego] (d. 1533); Portuguese cartographer and pilot in the service of Charles V of Spain, succeeded Sebastian Cabot as Pilot Major and from 1523 he was "Cosmografo" or Cosmographer Royal)
