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1st gold forgery charts

posted Sep 22, 2015, 8:49 PM by Mack Strathdee   [ updated Sep 23, 2015, 3:45 PM ]

various types of "turkish group"








1st red forgery charts

posted Sep 22, 2015, 8:44 PM by Mack Strathdee   [ updated Sep 23, 2015, 3:47 PM ]

known to date



1st orange red F593

posted Jan 2, 2015, 5:24 PM by Mack Strathdee   [ updated Jan 4, 2015, 8:12 AM ]






  1. image scan
  2. digital image
  3. lwuv image
  4. varnish bands- pale blue continuous

1st gold /w RB

posted Dec 28, 2014, 1:40 PM by Mack Strathdee   [ updated Dec 28, 2014, 4:28 PM ]


  1. debris on cylinder caused a paper flaw on L 
  2. subsequent degraded varnish on R and RB

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