T PD" in brownish ink (HG 1) with date and "Rd 6A" rate notation in ms." /> cover Juanpore: 1831 (8 May) entire letter to Calcutta showing a light strike of the very scarce oval "JUANPORE/POST OFFICE/18/P<V>T P<V>D" in brownish ink (HG 1) with date and<I> "Rd 6A"</I> rate notation in ms. | Christie's