Details of a stamp in my main collection

CID1
StampRef1812
SetRef0
CStateMH
ItemID8451
CoverID
Quality
Description
CollectTypeMain Stamp
Comment
Location
Multiplicity1
PurchaseID0
PricePaid0
CurrencyGBP
Accession
Disposed

No image found for collection/8451.jpg or collection/8451.png

CID1
StampRef1812
SetRef0
CStateUS
ItemID8454
CoverID
Quality
Description
CollectTypeMain Stamp
Comment
Location
Multiplicity1
PurchaseID0
PricePaid0
CurrencyGBP
Accession
Disposed

No image found for collection/8454.jpg or collection/8454.png

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