Details of a stamp in my main collection

CID1
StampRef8180
SetRef0
CStateMint
ItemID2706
CoverID
Quality
Description
CollectTypeMain Stamp
Comment
Location
Multiplicity1
PurchaseID0
PricePaid0
CurrencyGBP
Accession
Disposed

No image found for collection/2706.jpg or collection/2706.png

CID1
StampRef8180
SetRef0
CStateUS
ItemID2718
CoverID
Quality
Description
CollectTypeMain Stamp
Comment
Location
Multiplicity1
PurchaseID0
PricePaid0
CurrencyGBP
Accession
Disposed

No image found for collection/2718.jpg or collection/2718.png

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