cover 1881 (7 Jan.) and (27 Sept.) envelopes ex the "Cochrane" correspondence to London, bearing two 4d. and single 4d. respectively, all tied by double-arc d.s. and showing arrival c.d.s. on reverse; the latter envelope a little soiled

Details
cover 1881 (7 Jan.) and (27 Sept.) envelopes ex the "Cochrane" correspondence to London, bearing two 4d. and single 4d. respectively, all tied by double-arc d.s. and showing arrival c.d.s. on reverse; the latter envelope a little soiled