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7. Perforations intended to separate panes are shifted within a pane, with a full stamp width on either side: This requires a major paper fold before perforating or a major misfeed of the printed sheet into the perforator. This is roughly a $150-plus item.
Type 7: Perforations of this Scott 725 are shifted so far that gutter perforations are within a pane, with full stamp on either side.
Type 7: In this case, the vertical gutter perforations are within the pane (Scott 2521).
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