UNDATED O.H.M.S. PART PARCEL TAG TO GUATEMALA/SEAHORSE ISSUE. Small part parcel tag (100 x 32) sent registered mail from London "On His Britannic Majesty's Service" to "The British Legation, GUATEMALA" with LONDON F.S. registered label and KGV 4d (SG424) and Bradbury Wilkinson 5s Seahorse (SG416), heavy cancellation. On reverse signature of the Foreign Secretary "A. Chamberlain". Unusual. (Ref 109859).
