Sale 1139 — U.S. Treasures of Philately from The Irwin Weinberg Inventory
Sale Date — Wednesday, 9 November, 2016
Category — Back-of-Book Issues
Lot
Symbol
Photo/Description
Cat./Est. Value
Realized
117
3c Deep Violet, Complete 37c Booklet With Experimental Cellophane Interleaving (BK84a). Comprising two panes of six of No. 720b, Very Fine, 30,000 of these booklets were issued in July of 1936, and as is the case with the BK80a Experimental Interleaving Booklet offered in the previous lot this is extremely rare, only the second we have encountered (the other ex Beutel)
2,500
2,300
