UNITED STATES (US) #17 USED 4 CLOSE MARGINS 12c IMPERF, CERTIFICATE. Another quality product from Randy Scholl Stamp Company. UNITED STATES (US) #17 USED 4 CLOSE MARGINS 12c IMPERFORATE. Please ask & wait to be invoiced. Returning Items must arrive back to us within 30 days to be covered by this policy. To learn more about us.