Details of a stamp in my main collection

CID1
StampRef2533
SetRef0
CStateMint
ItemID10991
CoverID
Quality
Description
CollectTypeMain Stamp
Comment
Location
Multiplicity1
PurchaseID0
PricePaid0
CurrencyGBP
Accession
Disposed

No image found for collection/10991.jpg or collection/10991.png

CID1
StampRef2533
SetRef0
CStateUsed
ItemID11004
CoverID
Quality
Description
CollectTypeMain Stamp
Comment
Location
Multiplicity1
PurchaseID0
PricePaid0
CurrencyGBP
Accession
Disposed

No image found for collection/11004.jpg or collection/11004.png

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