1. The therapeutic effect of prisms in ophthalmic practice: a study of one hundred cases in which they were prescribed Author(s): Noyes, Henry D. (Henry Drury), 1832?-1900 Publication: [Hartford? : s.n., 1890?] Subject(s): EyeglassesVision Disorders -- therapyRefractive Errors -- therapyOphthalmology -- instrumentation