Details of a stamp in my main collection

CID1
StampRef13211
SetRef0
CStateUS
ItemID6660
CoverID
Quality
Description
CollectTypeMain Stamp
Comment
Location
Multiplicity1
PurchaseID0
PricePaid0
CurrencyGBP
Accession
Disposed

No image found for collection/6660.jpg or collection/6660.png

There is one example of this stamp in the collection.