Details of a stamp in my main collection

CID1
StampRef581
SetRef0
CStateMint
ItemID1878
CoverID
Quality
Description
CollectTypeMain Stamp
Comment
Location
Multiplicity1
PurchaseID0
PricePaid0
CurrencyGBP
Accession
Disposed

No image found for collection/1878.jpg or collection/1878.png

CID1
StampRef581
SetRef0
CStateUsed
ItemID1884
CoverID
Quality
Description
CollectTypeMain Stamp
Comment
Location
Multiplicity1
PurchaseID0
PricePaid0
CurrencyGBP
Accession
Disposed

No image found for collection/1884.jpg or collection/1884.png

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