1. Roentgen ray demonstrations of the lacrimal abscess cavity;Ewing;Am. J. Ophth.,1909
2. Pathology of the tear passages as revealed by X-ray;Von Szilly;Klin. Monatsbl. f. Augenh.,1920
3. X-ray visualization of the nasolacrimal duct;Hourn;Ann. Otol. Rhin & Laryng.,1937
4. X-ray studies of the nasolacrimal duct;Spackman;Am. J. Ophth.,1938
5. Lipiodol studies of chronic dacryocystitis;Fox;Am. J. Ophth.,1947