7c Black, Vertical Pair, Imperforate Between (639a). Mint N.H., intense shade, Very Fine and choice, according to Gary Griffith, this variety was first reported in 1939, the postmaster in a small town near Cleveland was annoyed that several panes had some rows of perforations missing, he cut some apart by hand and then gave up, throwing them in a box which was later purchased by a stamp collector, rumored to be Karl Koslowski (of Scott 314A fame), it is believed that about 20 pairs and two blocks of four were purchased, this is among the few well-centered examples we have offered -- most are close to the perfs on one side, with 1989 P.F. certificate showing left selvage

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