1c-12c 1913-15 Issue (424-427, 431, 433, 437, 461). 4c, 12c and 15c lightly hinged, others Mint N.H., No. 426 with Pink Back, No. 435 is sub-shade, rich colors, choice centering, Very Fine-Extremely Fine, four with certificate, Scott Retail with no premium for the Pink Back