Printing on bottom states, "482-40 US Navy Yard, Charleston, SC. 9 July 1940, Naval Ammunition Depot Wharf, looking southwest. Approximately mean high water. File 1493. 9 July 1940 looking east across Cooper River to Shipyard."
Writing on bottom states, "564-39 US Navy Yard, Charleston, SC 22 November 1939. Navy Yard Safety Standing year 1939 and month of September 1939. File 7966."