5 Rials trial strike

Trial strikes produced for the Central Bank of Iran in the early 1990s occupy an awkward institutional moment — the post-revolutionary monetary system was still consolidating types following the upheaval of the 1979 revolution and the economic strain of the Iran-Iraq War, which had ended only in 1988. Whether this piece advanced to circulation or was quietly shelved is answered by the KM# P prefix, which places it firmly among the pattern issues that never reached the public.