Dickson's Impressive Engraving Dickson's Impressive Engraving Dickson's Inc. has expanded its capabilities to offer designers added services. New to Dickson's is the ability to produce pinhole perforation, more commonly recognized as postage stamp perforations. The new equipment accommodates a variety of paper stocks up to and including 80# cover stock and sheet sizes as large as 17 x 22 inches. In addition, Dickson's has added a large-format engraving press that allows images measuring 7 x 11 to be engraved, considerably larger than the typical engraving press that limits the size of engraved images to within 4.5 x 8.5 inches.