W0111M.16OZBLUEBRARROWSQ.M  Classic Dark cobalt blue square molded Admiralty marked (broad arrow) 16 OZ poison, with stopper, c1890. 3 sides ribbed, indented base, full original surface gloss. Stopper removeable. Excellent condition. Finely bubbled. 6 1/2"high + stopper, 2 3/4"square.   £149