Bearing" with rate (5 as) in ms. (HG 6). Possibly unique. Photo " /> cover Madura: 1854 (17 June) small envelope to Ahmednugur showing a fair to good strikes of the extremely rare intaglio "POST OFFICE/MADURA" in pale red (HG unrecorded) and boxed "MADURA"/date/<I>Bearing</I>" with rate (5 as) in ms. (HG 6). Possibly unique. Photo | Christie's