VERY FINE AND CHOICE. A RARE MINT NEVER-HINGED EXAMPLE OF THE ONE-CENT COMPOUND PERF IMPERFORATE BETWEEN. VERY FEW ARE KNOWN, ESPECIALLY IN MINT NEVER-HINGED CONDITION.
According to Gary Griffith, this error was discovered in 1939 in Bergen N.Y. The find was reported as thirteen blocks of four and three pairs, but some were subsequently determined to have blind perfs and were disqualified.
Illustrated in United States Stamps 1927-32 by Gary Griffith and from his collection. Ex Floyd and Whitman. With 1996 and 2009 P.F. certificates