Details of a stamp in my main collection

CID1
StampRef3421
SetRef0
CStateMint
ItemID6260
CoverID
Quality
Description
CollectTypeMain Stamp
Comment
Location
Multiplicity1
PurchaseID0
PricePaid0
CurrencyGBP
Accession
Disposed

No image found for collection/6260.jpg or collection/6260.png

CID1
StampRef3421
SetRef0
CStateUS
ItemID6273
CoverID
Quality
Description
CollectTypeMain Stamp
Comment
Location
Multiplicity1
PurchaseID0
PricePaid0
CurrencyGBP
Accession
Disposed

No image found for collection/6273.jpg or collection/6273.png

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