U.S. LATER ESSAYS GROUP, includes about 85 various items, most are USPS photographic essays of commems but there is also a group of Airmails, there are a few transparencies, also some unusual never issued designs, mostly 2" x 3" but also some larger items, condition is pretty clean, there are some better items here many things we have never seen before, worth a good look and careful study, (ENV 500-750) (Image)

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