Details of a stamp in my main collection

CID1
StampRef3879
SetRef0
CStateMint
ItemID8871
CoverID
Quality
Description
CollectTypeMain Stamp
Comment
Location
Multiplicity1
PurchaseID0
PricePaid0
CurrencyGBP
Accession
Disposed

No image found for collection/8871.jpg or collection/8871.png

CID1
StampRef3879
SetRef0
CStateUS
ItemID8881
CoverID
Quality
Description
CollectTypeMain Stamp
Comment
Location
Multiplicity1
PurchaseID0
PricePaid0
CurrencyGBP
Accession
Disposed

No image found for collection/8881.jpg or collection/8881.png

CID1
StampRef3879
SetRef0
CStateMNH
ItemID15974
CoverID
Qualityfine
Descriptionimprint bottom marginal block of 4
CollectTypeMultiple
Comment
Location
Multiplicity4
PurchaseID0
PricePaid0
CurrencyGBP
Accession
Disposed

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