Details of a stamp in my main collection

CID1
StampRef8066
SetRef0
CStateMint
ItemID437
CoverID
Quality
Description
CollectTypeMain Stamp
Comment
Location
Multiplicity1
PurchaseID0
PricePaid0
CurrencyGBP
Accession
Disposed

No image found for collection/437.jpg or collection/437.png

CID1
StampRef8066
SetRef0
CStateUS
ItemID444
CoverID
Quality
Description
CollectTypeMain Stamp
Comment
Location
Multiplicity1
PurchaseID0
PricePaid0
CurrencyGBP
Accession
Disposed

No image found for collection/444.jpg or collection/444.png

2 different examples of this stamp were found in the collection.