cover 1867 and 1869 envelopes ex the same correspondence from Dunedin to Scotland, the first bearing 1864-67 1d. pair, 2d. and 6d., the second with 1d. strip of four and 6d., both cancelled with different sized "O" duplex; an unusual and attractive pair of 10d. rate frankings

細節
cover 1867 and 1869 envelopes ex the same correspondence from Dunedin to Scotland, the first bearing 1864-67 1d. pair, 2d. and 6d., the second with 1d. strip of four and 6d., both cancelled with different sized "O" duplex; an unusual and attractive pair of 10d. rate frankings