Does anyone have a list of which varieties the Overton 4th edition has that the 3rd doesn't?

A quick search reveals an old post somewhere else that says there are only 3 and they're all R8's. Does anyone have a list of which ones they are and if there are more than 3?
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Comments
1806 O-129 (Draped Bust) R-8
1806 O-130 (Draped Bust) R-8
1807 O-115 (Draped Bust) R-7+
Are not in the 3rd edition. But...
1806 O-129 (Draped Bust) R-8
1806 O-130 (Draped Bust) R-8
Are not in the 4th edition either!
Hope this helps...
QN
Go to Early United States Coins - to order the New "Early United States Half Dollar Vol. 1 / 1794-1807" book or the 1st new Bust Quarter book!
Go to Early United States Coins - to order the New "Early United States Half Dollar Vol. 1 / 1794-1807" book or the 1st new Bust Quarter book!