Source: The Master Plan by Heather Pringle
Comment: See http://littlegreyrabbit.wordpress.com/2011/01/12/before-the-roswell-autopsy-the-strasbourg-anatomical-institute/
Text: page 260-262
Over the next few days, Beger proceeded with his studies, performing detailed racial measurements in a small room in one of these blocks. As the prisoners filed in, the sculptor Gabel stared at their faces. "When I found a Jew who was especially interesting or remarkable," he later recalled, "Dr. Beger agreed that I should also make a cast of them." In all likelihood, Gabel chose individuals who possessed one of the supposed Jewish traits - short head, fleshy lips, large ears. [...]
Source: America Views the Holocaust, page 183-191. Polish Death Camp: Collier's, October 14, 1944
Comment: Useful to demonstrate that visiting Izbica is not a viable explanation for Karski's testimony