1893 Columbian Proofs Columbus Stamps Mint Unused Lot Start Price USD 4,000.00 Current Price USD 4,000.00 Time Left - Bid Count 0 Buy It Now Price - Reserve Price - Start Time Thursday, August 28, 2008 End Time Sunday, September 07, 2008 Location STRATHAM, NH See more about '1893 Columbian Proofs Columbus Stamps Mint Unused Lot' Description Mint Complete Unused Set of Columbia Exposition (in Chicago) Proofs celebrating the 400th anniversary fo Columbus' discoveries. These were purchased in the late 80's for $5000. Starting bid at only $4000. I found an article on the internet from the NY Times in 1989 where they said the $5 proof was worth $3600 alone - and that was almost 20 years ago. Shipping is free. Must use Paypal for payment. Place a Bid!