cover Mynpooree: 1837 (1 Sept.) entire letter to Vellore showing, on reverse, good double-oval "MYNPOOREE/POST PD" (HG 1, the latest recorded date of use) alongside Madras oval transit d.s., and 1839 entire letter (faults) with legible "MYNPOOREE/Bearing" h.s. (HG 3)