Details of a stamp in my main collection

CID1
StampRef9909
SetRef0
CStateMint
ItemID4623
CoverID
Quality
Description
CollectTypeMain Stamp
Comment
Location
Multiplicity1
PurchaseID0
PricePaid0
CurrencyGBP
Accession
Disposed

No image found for collection/4623.jpg or collection/4623.png

CID1
StampRef9909
SetRef0
CStateUS
ItemID4628
CoverID
Quality
Description
CollectTypeMain Stamp
Comment
Location
Multiplicity1
PurchaseID0
PricePaid0
CurrencyGBP
Accession
Disposed

No image found for collection/4628.jpg or collection/4628.png

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