Physiological optics,

"References" at end of some of the chapters.

Physiological optics: being an essay contributed to the American encyclopedia of ophthalmology,

"Edition limited to four hundred copies."

The American journal of physiological optics

"A quarterly journal edited by Charles Sheard."

The wonders of optics /

Earlier ed. published in 1872.

Physiologic optics : dioptrics of the eye, functions of the retina ocular movements and binocular vision /

Includes bibliographies and indexes.

Text-book of ophthalmology,

Vol. 1: 2nd impression with correction and additions, Apr., 1938.

Die Veränderungen der Netzhaut durch Licht /

Extract from Graefe's Handbuch der Gesamten Augenheilkunde. 2. Aufl., 3. Bd., 12 Kapitel, Anhang.