1. The Ophthalmoscope. Its Varieties and Its Use;Zander,1866
2. Our Ophthalmic Heritage;Snyder,1967
3. An Anthology of Ophthalmic Classics;Lebensohn,1969
4. The first ophthalmoscope? Adolph Kussmaul, 1845;Mark;Arch. Ophth.,1970
5. A History of the Ophthalmoscope;Rucker,1971