Auction 90, Session 2 - Worldwide Rare Stamps and Postal History
Lot 843:
1896, essay for Imperial reply letter card 10k+10k blue, contains two unsevered letter cards, size of each 174x106mm, appropriately folded, VF and scarce in sound condition, such essays were presented to participants of the UPU Conference of 1906 in Rome, SC #ES6, C.v. $2,000, Est. $1,200-$1,500
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