Printing on photo states, "Navy Yard, Charleston, SC. March 4, 1916. before dismantling Floating Derrick #28 for assembling on barge #302 for transportation."
Under tab "Blds-People 1930-1940. Printing on back of photo states, "NH 45244 Charleston Navy Yard SC. View taken on 3 April 1917, showing reinforced concrete deck of Pier 314 under construction. USS Sterett (Destroyer No 27) is at right; floating derrick No. 22 is visible in center."
Printing on back states, "Work in connection with fire on Medregal (SS480) Alabama Dry Dock and Shipbuilding Co. Mobile, Alabama. Welding stiffeners to bulkheads employing the bus bar extension and fillet guide wheel."