Photograph of Karl Sudhoff. Inscription in upper left hand corner of the photograph indicates Professor Sudhoff was the guest of honor on the occasion of the dedication of the Welch Library of Johns Hopkins University and the Institute of the History...
Sudhoff and Welch facing each other, with a pillar and a stone wall in the background, Sudhoff is holding a drinking glass. Text: "Prof. Karl Sudhoff and Dr. William H. Welch at a convention in Bad Homburg, Germany, in 1927. Courtesy of Dr. Arnold C....