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  • h k porter 1928 american mining congrese photogravure print

Original vintage photogravure of H.K. Porter. Chairman, Manufacturers Division, The American Mining Congress. Hyatt Roller Bearing Company.  Old 1928 photogravure print. Would look sensational matted and framed.

A Photogravure is an intaglio printmaking or photo-mechanical process whereby a copper plate is coated with a light-sensitive gelatin tissue which had been exposed to a film positive, and then etched, resulting in a high quality intaglio print that can reproduce the detail and continuous tones of a photograph. - Wikipedia.

h k porter 1928 american mining congrese photogravure print

  • Product Code: o369a
  • Length: 12 inches
  • Width: 9 inches
  • Pages: 1
  • Views: 142
  • Availability: In Stock
  • $85.99
  • $64.49

    ON SALE
    25% OFF

  • You save: $21.50 (25%)