Details of a stamp in my main collection

CID1
StampRef515
SetRef0
CStateMH
ItemID1818
CoverID
Quality
Description
CollectTypeMain Stamp
Comment
Location
Multiplicity1
PurchaseID0
PricePaid0
CurrencyGBP
Accession
Disposed

No image found for collection/1818.jpg or collection/1818.png

CID1
StampRef515
SetRef0
CStateUS
ItemID2299
CoverID
Quality
Description
CollectTypeMain Stamp
Comment
Location
Multiplicity1
PurchaseID0
PricePaid0
CurrencyGBP
Accession
Disposed

No image found for collection/2299.jpg or collection/2299.png

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