Ball, J. M. (1926). Modern ophthalmology: A practical treatise on the anatomy, physiology, and diseases of the eye (5th ed., rev., enl., and rewritten, with 598 text illustrations, some in colors, and numerous figures on 24 colored plates.). F.A. Davis Company.

Ball, James Moores. Modern Ophthalmology: A Practical Treatise on the Anatomy, Physiology, and Diseases of the Eye. 5th ed., rev., enl., and rewritten, with 598 text illustrations, some in colors, and numerous figures on 24 colored plates. Philadelphia: F.A. Davis Company, 1926.

Ball, James Moores. Modern Ophthalmology: A Practical Treatise on the Anatomy, Physiology, and Diseases of the Eye. 5th ed., rev., enl., and rewritten, with 598 text illustrations, some in colors, and numerous figures on 24 colored plates. F.A. Davis Company, 1926.