"Practice Engraving" (Possibly American Bank Note Co.).
India paper die sunk on 227 x 150mm card, seven designs in violet color, all are foreign countries or "International Postage", several designs are recognizable such as one very similar to the U.S. 1c Louisiana Purchase labeled "IMPERIAL CHINESE POST"
and 1883 2c No. 210 labeled "INTERNATIONAL POSTAGE"
with value expressed in Brazilian currency, frame with "PERU"
label on an 1899 Cuban design stamp and frame of a 100r Brazilian Official labeled "NEW ZEALAND"
, an additional early stage engraving at right and so on, it has been suggested that this is the work of an apprentice engraver to show (and improve) his hand lettering work, Very Fine, fascinating item that has been attributed to the American Bank Note Co.
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