and showing, on reverse, mainly fine oval-framed "PONDICHERRY/POST PAID" (HG 5, the earliest date recorded) in red (partially oxidised). Photo " /> <I> "Post Paid A4"</I> and showing, on reverse, mainly fine oval-framed "PONDICHERRY/POST PAID" (HG 5, the earliest date recorded) in red (partially oxidised). Photo | Christie's