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All gravure work, whether line-engraved or by photo-graphic process, is identifiable by its rough feel, causedby the varying thickness of the ink deposited upon thepaper. We all unconsciously practice the trick of feelinga calling card to see if it is printed or engraved, andconsiderable prestige is attached to the engraved callingcard. So, too, in a large way do the engraved postagestamps of the world receive prestige over other kinds. "Printed" Stamps In addition to the line-engraved postage stamps wehave described at length, a great many postage stampsof the world have been printed by more ordinary proc-esses. All forms of printing have been used. Some ofthe world's most valuable stamps—like the Hawaiian"Missionaries"—have been printed from type set up insmall printing shops and produced from ordinary platenor cylinder presses—just such equipment as you will seein any commercial printing shop. |
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