cover Tirhoot: 1819 (25 Apr.) and (3 June) entires ex same correspondence to Calcutta written from Muzafferpur (one of the two districts of Tirhoot) and showing rectangular intaglio "Tirhoot/Pt Pd" (HG unrecorded), the former illegible, the latter identifiable, with rate notations "9as" and "1r. 2as" (double rate) respectively. A recent find and accompanied by a letter from D. Hammond Giles identifying the origin of the handstamp