$1.00 Deep Brown (518b). Mint N.H., deep rich color, fresh and Fine, according to Johl, a small number of stamps were printed in this distinctive shade early in the issue of the 1917 $1.00 stamp, during the course of the six years that the stamp was issued, all other printings were made in the Violet Brown shade, with 2011 P.F. and P.S.E. certificates

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