Looks like the correct die number:
http://www.coppercoins.com/lincoln/...ie_state=mds
The extra mark on the upper serif maybe metal movement on the mint mark? Less visible on the last two images of the mint mark area.
http://www.coppercoins.com/lincoln/...ie_state=mds
The extra mark on the upper serif maybe metal movement on the mint mark? Less visible on the last two images of the mint mark area.


























