Interested in any/all Piedmont Art Stamps.
Happy to do outright purchase(s) and will pay top dollar. Plenty of stuff to trade as well if that’s your thing.
One of my duplicates (available for trade) for your viewing pleasure:

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http://imageevent.com/derekgranger
Working on the following:
HOF "Earliest" Collection (Ideal - Indiv): 250/346 (72.3%)
1914 T330-2 Piedmont Art Stamps......: 116/119 (97.5%)
Completed:
1911 T332 Helmar Stamps (180/180)
1923 V100 Willard's Chocolate (180/180)