- 190
1902 Cowan paper ½d. blue-green Imperforate horizontally, S.G.23a,
bidding is closed
Description
marginal block of 4 from the top of the pane, good colour, fresh, large part original gum. A VERY RARE BLOCK OF THE ERROR. B.P.A. Certificate 1957
Provenance
Robert P. Odenweller