Auction 333-341 Nigeria, Cameroon, Sudan & Worldwide Postal History - Day 4

1892: Postal Stationery, group of seven examples of the 1 d. black overprint on 1½ d. red-brown cards. Comprising four unused and three used. Of those used, two are sent to Germany and one used internally. Neatly presented upon two album pages, written-up to illustrated the two different printings (1¾ mm. & 2¼ mm. between 1 & d), as well as varieties. In the main very fine, a scarce selection (7), especially genuinely used examples.