The art of seeing /

Eitemau Tebyg

• Routine examination with the British Refracting Unit /
  gan: Stearman, S. R.
  Cyhoeddwyd: (1940)
• Manual of refraction
  gan: Sloane, Albert E.
  Cyhoeddwyd: (1970)
• The science of seeing /
  gan: Mann, Ida, 1893-1983
  Cyhoeddwyd: (1946)
• The vertebrate visual system : its origin, structure, and function and its manifestations in disease with an analysis of its role in the life of animals and in the origin of man, preceded by a historical review of investigations of the eye, and of the visual pathways and centers of the brain /
  gan: Polyak, Stephen Lucian, 1889-1955
  Cyhoeddwyd: (1957)
• The vertebrate visual system; its origin, structure, and function and its manifestations in disease with an analysis of its role in the life of animals and in the origin of man, preceded by a historical review of investigations of the eye, and of the visual pathways and centers of the brain.
  gan: Polyak, Stephen Lucian, 1889-1955
  Cyhoeddwyd: (1957)