Naval History and Heritage Command says: Monitors engage Confederate batteries on Sullivan’s Island, Charleston, South Carolina. Photographed from one of the Confederate emplacements, the ships are identified as (from left to right): USS Weehawken, USS Montauk and USS Passaic. The monitor on the right appears to be firing its guns. Date is given as 8 September 1863, when other U.S. Navy ships were providing cover for Weehawken, which had gone aground on the previous day. She was refloated on the 8th after receiving heavy gunfire from the Confederate fortifications.
Library of Congress says: View from parapet, showing Federal Iron Class, taken by a Confederate photographer in 1864 [i.e. 1863] [Summary: Photograph shows Federal Ironclads Weehawken, Montauk, and Passaic in combat, firing on Fort Sumter.]
Printed label affixed to some prints: 7. Two monitors and Old Ironsides firing on Sumter.
The MOLLUS Collection says: Fort Sumter, S.C. “New Ironsides” and two monitors bombarding fort.
