cover 1860-63, 10c Vermilion (12, Gibbons 28), five covers illustrating the 10c cross border rate, comprising one 1861 cover to Boston, red 'PAID 10' in circle h.s., one 1862 blue folded cover from Halifax to New York, BOSTON BR. PKT d.s., ms. 'per Steamer via Boston', one cover to Iowa, ms. 'By Windsor', individual covers to Massachusetts and Baltimore, few small faults, mostly on reverse, otherwise fine-very fine