Details of a stamp in my main collection

CID1
StampRef8560
SetRef0
CStateMint
ItemID8286
CoverID
Quality
Description
CollectTypeMain Stamp
Comment
Location
Multiplicity1
PurchaseID0
PricePaid0
CurrencyGBP
Accession
Disposed

No image found for collection/8286.jpg or collection/8286.png

CID1
StampRef8560
SetRef0
CStateUS
ItemID11722
CoverID
Quality
Description
CollectTypeMain Stamp
Comment
Location
Multiplicity1
PurchaseID0
PricePaid0
CurrencyGBP
Accession
Disposed

No image found for collection/11722.jpg or collection/11722.png

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