sentences:  The vast majority of tokens indexed in D&H from the period were struck in copper, even those in odd denominations of threepence, one shilling, and others.When originally published, Dalton and Hamer assigned rarity information to each token based on the number minted with each die pairing, and with each edge type.Over time some of these estimates have been found to be overestimates of mintages, whereas others have underestimated mintages.