1. Contributions to ophthalmology Author(s): Agnew, Cornelius Rea, 1830-1888 Publication: [Rochester, Minn.?] : [publisher not identified], [1878?] Subject(s): Ophthalmologic Surgical Procedures
2. Contributions to ophthalmology Author(s): Agnew, Cornelius Rea, 1830-1888 Publication: [New York? : s.n., 1880?] Subject(s): OphthalmoscopesRefraction, Ocular
