cover 1833 (16 Aug.) entire letter to Dum Dum showing, on reverse, framed "O.A.P.O./Rozario & Co." (HG G10), the finer of the two recorded examples. Photo

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cover 1833 (16 Aug.) entire letter to Dum Dum showing, on reverse, framed "O.A.P.O./Rozario & Co." (HG G10), the finer of the two recorded examples. Photo