File:Norman Denbigh Riley00.jpg

Summary
Non-free use rationale:
 * 1 This is a low-resolution image and does not constitute a commercial threat to the copyright holder
 * 2 The subject died in 1979 so that it is not possible to obtain a free image
 * 3 The copyright holder is unknown
 * 4 The article will be greatly improved by the addition of the image