cover 1873 (17 Apr.) and (28 Aug.) envelopes ex the same correspondence per Albermarle to London, the first (a few light stains) bearing 1d. and 6d. with very light "2" K1 and Hamilton H1 c.d.s., the second bearing 1d. and 6d. (substituted for a 1/- value which originally adorned the cover -- photocopy accompanies the lot) cancelled "B/1" K2 and with St. Georges H3 oval d.s., both with London Paid c.d.s. in red