Details of a stamp in my main collection

CID1
StampRef8688
SetRef0
CStateMint
ItemID11121
CoverID
Quality
Description
CollectTypeMain Stamp
Comment
Location
Multiplicity1
PurchaseID0
PricePaid0
CurrencyGBP
Accession
Disposed

No image found for collection/11121.jpg or collection/11121.png

CID1
StampRef8688
SetRef0
CStateUS
ItemID11139
CoverID
Quality
Description
CollectTypeMain Stamp
Comment
Location
Multiplicity1
PurchaseID0
PricePaid0
CurrencyGBP
Accession
Disposed

No image found for collection/11139.jpg or collection/11139.png

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