1. Symposium: Primary chorioretina aberrations with night blindness; Symptoms, signs and differential diagnosis;Carroll;Tr. Am. Acad. Ophth.,1950
2. Symposium: Primary chorioretinal aberrations with night blindness: Pathology;Cogan;Tr. Am. Acad. Ophth.,1950
3. Symposium: Primary chorioretinal aberrations with night blindness: Genetics;Falls;Tr. Am. Acad. Ophth.,1950
4. Diagnostic criteria of genetic affections. From Modern Trends in Ophthalmology;Falls,1955