Russell,  Andrew  J.   (attrib.)  Titled in pencil on the front, "Unloading Barges."  

There is a label attached to the verso:  "United States Military Railway Department.  Construction And Transportation.  No. 7. Turning Over The Bottom Of An Ark."  6 x 8 inch salt print photograph with light tones on an 8 x 10 inch mount.  The photograph is attributed to A. J. Russell.   Russell worked for General Haupt who was in charge of the Railroads.