Two convex ophthalmic bistouries, steel, nickel-plated, by Collin of Paris, 1870-1930 Two convex ophthalmic bistouries 1870-1930
Convex ophthalmic bistoury, steel, nickel-plated, by Collin of Paris, c. 1890 Convex ophthalmic bistoury 1880-1900
Two straight ophthalmic bistouries, steel, nickel-plated, by Collin of Paris, 1870-1930 Two straight ophthalmic bistouries 1870-1930
Two straight ophthalmic bistouries, steel, nickel-plated, by Collin of Paris, c. 1890 Two straight ophthalmic bistouries 1880-1900