Realized prices for the same title, issue and grade across houses — different physical copies. For one specific slab, use cert provenance.
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Same book, same gradeshowcase #19 · grade 6.5Same title, issue and grade across sources — different physical copies. Not the same slab. For one specific slab's history use cert provenance.
Under review — this key may be merging different things.
members differ from "showcase #19": "showcase #19 3rd adam strange 1959", "showcase #19 g vg 3 0"
Numbers below are shown for audit only; verify each row on the house's page.