Photo #: NH 59284
"Gun-Boats Entering Savannah River above Fort Pulaski"
Engraving published in "Harper's Weekly", January-June 1862
volume, page 132. It depicts USS Pembina (left center) and USS Unadilla
(right) engaging Confederate gunboats under Commodore Josiah Tattnall
while entering the Savannah River, Georgia, to cut off Fort Pulaski,
22 February 1862.
U.S. Naval Historical Center Photograph.
https://www.history.navy.mil/our-collections/photography/numerical-list-of-images/nhhc-series/nh-series/NH-59000/NH-59284.html