Details of a stamp in my main collection

CID1
StampRef1599
SetRef0
CStateMint
ItemID7977
CoverID
Quality
Description
CollectTypeMain Stamp
Comment
Location
Multiplicity1
PurchaseID0
PricePaid0
CurrencyGBP
Accession
Disposed

No image found for collection/7977.jpg or collection/7977.png

CID1
StampRef1599
SetRef0
CStateUS
ItemID7980
CoverID
Quality
Description
CollectTypeMain Stamp
Comment
Location
Multiplicity1
PurchaseID0
PricePaid0
CurrencyGBP
Accession
Disposed

No image found for collection/7980.jpg or collection/7980.png

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