Photograph of Louis-Èmile Bertin personally autographed to Daudelin on September 11, 1907. Bertin was a noted French naval engineer who hosted a banquet in Daudelin's honor when we was awarded the Ledion d'Honneur
Photograph of Dr. S. Alphonse Daudelin, taken at the Panajou Frères studio in Bordeaux, France. This photograph was taken while Daudelin was the High Commissioner of the United States to the International Maritime Exposition.