Photograph of Vladimir Korenchevsky with the inscription: "To E. C. Hamblen in appreciation of his excellent endocrinological work from V. Korenchevsky. Oxford, 1940."
Ridlon, on left, sitting with his arm on the back of his chair, with another man on the right leaning on a small table. On verso "Dr. Ridlon and Dr. Weatherson resting, after the day's work".
Picture of Muller, author of "Handbook of Human Physiology", sitting in a chair, leaning his left elbow on a table, holding a book in his left hand, and with his right hand in his jacket.
Large group of men standing in a field, many of them holding rifles, with rows of small tents. On verso "The last camp on the hike - Companies getting read[y] for inspection".