1. Lachrymal obstruction and its treatment: read before the Philadelphia County Medical Society, June 14, 1893 Author(s): Thomas, Charles Hermon, author Publication: Detroit, Mich. : George S. Davis, 1893 Subject(s): Lacrimal Duct ObstructionDacryocystorhinostomy -- methods
2. Lachrymal conjunctivitis and some of the other injurious effects of retention of the tears Author(s): Prout, J. S. (Jonathan Slater), author Publication: [New York] : [publisher not identified], [1878] Subject(s): DacryocystitisLacrimal Duct ObstructionLacrimal Apparatus -- pathologyEye Diseases