Description:
6d Ultramarine, Watermark Inverted horizontal pair, perforated Small OS and fine used at Melbourne, June 1915; believed to be the UNIQUE multiple example of this combination. BW:17a - $750 each, but unpriced perforated OS. While a couple of singles can be located, this is certainly the only multiple recorded.
Categories: Stamps & Postal History > COMMONWEALTH OF AUSTRALIA > Kangaroos - First Watermark