1900 MAIL KILBURN TO USA WITH 1857 1D (SG40)(QI). Envelope Kilburn to Philadelphia USA with QV issues ½d blue-green (SG213), 1857 die 2 1d rose-red on white paper (SG40) with some trimming of perforations, also 1d lilac (SG172) all cancelled KILBURN date stamps AU 13 00. Very unusual usage and VERY LATE USAGE OF THE 1D 1857 ISSUE. (Ref 112818).
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