Thread: Any Insight on these "progressive proofs"
View Single Post
  #1  
Old 08-24-2020, 04:23 AM
TUM301 TUM301 is offline
H Murphy
Member
 
Join Date: May 2009
Location: Western Mass
Posts: 1,213
Default Any Insight on these "progressive proofs"
Hey Guys, going through some items the other day came across these 2 blanked back proofs. Using the SGC label came up pretty flat, wondering if any "54`ers" had info to share. Thanks for any assistance.
Untitled by Hugh Murphy, on Flickr
__________________
H Murphy Collection https://www.flickr.com/photos/154296763@N05/
Reply With Quote