A VFNH LL blank corner block of 4 of the 5c violet from the 1941-1944 Definitive Re-Issue, die 1, line perf 12.7, almost appears comb, but the elongated intense cting holes in the bottom rows are elliptical, which reveals that the perforation is line.
Unitrade values this at $7.5, so we estimate it at $10. The stamp offered here grades 84 as follows:
