Details of a stamp in my main collection

CID1
StampRef8603
SetRef0
CStateMint
ItemID11435
CoverID
Quality
Description
CollectTypeMain Stamp
Comment
Location
Multiplicity1
PurchaseID0
PricePaid0
CurrencyGBP
Accession
Disposed

No image found for collection/11435.jpg or collection/11435.png

CID1
StampRef8603
SetRef0
CStateUS
ItemID11438
CoverID
Quality
Description
CollectTypeMain Stamp
Comment
Location
Multiplicity1
PurchaseID0
PricePaid0
CurrencyGBP
Accession
Disposed

No image found for collection/11438.jpg or collection/11438.png

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