1832 LM-9.1

The key to distinguishing the 1832 LM-9.1 and LM-9.2 lies within the scroll and the top loop of S-2.  With the LM-9.2 die swelling has made the letters BU in the scroll vanish.  Lastly, the top loop of S-2 is clear on the LM-9.1 and filled on the LM-9.2.