View-Master Model C Viewer Brown with Original Box - vintageView Master Model C Viewer Brown with Original Box vintage Excellent Condition with original box This dark brown color model C viewer was made for only a short time. Most collectors agree that it was made in the early years of the Model C production. Sometimes, it is difficult to see that the color is so dark a brown, but when placed next to a black viewer, in sunlight, or bright light, the difference is easily seen. The patent information on the