Details of a stamp in my main collection

CID1
StampRef2540
SetRef0
CStateMint
ItemID10998
CoverID
Quality
Description
CollectTypeMain Stamp
Comment
Location
Multiplicity1
PurchaseID0
PricePaid0
CurrencyGBP
Accession
Disposed

No image found for collection/10998.jpg or collection/10998.png

CID1
StampRef2540
SetRef0
CStateUsed
ItemID11011
CoverID
Quality
Description
CollectTypeMain Stamp
Comment
Location
Multiplicity1
PurchaseID0
PricePaid0
CurrencyGBP
Accession
Disposed

No image found for collection/11011.jpg or collection/11011.png

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