| Unidentified photographer The first demonstration of x-rays in Texas by Robert S. Heyer at Southwestern University in Georgetown. 1897 Albumen print 9 x 13 ins Private collection of Jack and Beverly Wilgus LL/61304 Heyer, the man standing on the left by the table had built a working x-ray machine after reading about Röntgen's 1895 discovery. Heyer was the first President of SMU.
| |