Details of a stamp in my main collection

CID1
StampRef8371
SetRef0
CStateMint
ItemID5994
CoverID
Quality
Description
CollectTypeMain Stamp
Comment
Location
Multiplicity1
PurchaseID0
PricePaid0
CurrencyGBP
Accession
Disposed

No image found for collection/5994.jpg or collection/5994.png

CID1
StampRef8371
SetRef0
CStateUS
ItemID5998
CoverID
Quality
Description
CollectTypeMain Stamp
Comment
Location
Multiplicity1
PurchaseID0
PricePaid0
CurrencyGBP
Accession
Disposed

No image found for collection/5998.jpg or collection/5998.png

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