When I asked Bill Allyn ... Dr. Welch had this idea of making an ophthalmoscope, an eye instrument, that had a light bulb that would shine in your eye and a lens. Then, an otoscope to look ...

A timeline looking at the history and highlights of Welch Allyn: 1915: Welch Allyn is founded ... The company adds new products such as lamps and disposable tips for diagnostic instruments.