Colour Trials Nos. 2-8 (5-10 ore). This Bypost prepared many imperforate proofs in different colours on different coloured papers, of all the stamps issued except No.1. For Nos. 2-8 there were 24, including 4 in rouletted state (one for each of the four values, 5,6,9 and 10 ore) printed on 6 different coloured papers.
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