Details of a stamp in my main collection

CID1
StampRef20933
SetRef0
CStateMint
ItemID16399
CoverID
Qualityfine
Description
CollectTypeMain Stamp
Comment
Location
Multiplicity1
PurchaseID0
PricePaid0
CurrencyGBP
Accession
Disposed

No image found for collection/16399.jpg or collection/16399.png

CID1
StampRef20933
SetRef0
CStateUsed
ItemID16404
CoverID
Qualityfine
Description
CollectTypeMain Stamp
Comment
Location
Multiplicity1
PurchaseID0
PricePaid0
CurrencyGBP
Accession
Disposed

No image found for collection/16404.jpg or collection/16404.png

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