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NCC-1878-A was the registry for an unidentified Valley Forge type starship of the late 23rd century. During this ship's service career, she fought alongside her sister ship, the USS Valley Forge-A, the USS Enterprise-A and other starships against an unidentified foe in an unnamed planetary system. (ST calendar: Ships of the Line 2011)
The ship's name is illegible in the illustration, though it does appear to be U.S.S. Ticonderoga.