Details of a stamp in my main collection

CID1
StampRef1055
SetRef0
CStateMint
ItemID5728
CoverID
Quality
Description
CollectTypeMain Stamp
Comment
Location
Multiplicity1
PurchaseID0
PricePaid0
CurrencyGBP
Accession
Disposed

No image found for collection/5728.jpg or collection/5728.png

CID1
StampRef1055
SetRef0
CStateUS
ItemID5740
CoverID
Quality
Description
CollectTypeMain Stamp
Comment
Location
Multiplicity1
PurchaseID0
PricePaid0
CurrencyGBP
Accession
Disposed

No image found for collection/5740.jpg or collection/5740.png

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