3c Green, Lowenberg Decalcomania, Plate Essay on Onionskin, Se-Tenant with French Stamp Design (79-E8 var).
Multiple consisting of a vertical pair plus half of another pair of the U.S. essay at bottom with a block of four of the One-centime Napoleon French stamp
at top, very choice condition for this fragile paper, Very Fine and probably unique in this format and color, according to an article in the Essay-Proof Journal,
Lowenberg was also trying to secure a contract to sell his process to the French government, and this may have been integral to his attempt, we have encountered one other, in Brown with a One-centime French stamp design (ex "Lake Shore"), only four or five are recorded in total
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