3c Ultramarine, 6c Ultramarine (114, 115).
3c and two 6c tied by quartered cork cancels, "East Saginaw Mich. Feb. 8" (1870) circular datestamp on light blue cover to Athens, Greece,
red "New York Paid All Br. Transit Feb. 12" backstamp, red "12" credit handstamp, red London Paid transit (Feb. 23), Athens receiving backstamp, reduced about -3/8 in. at right, one stamp missing according to P.F. certificate (rates to Greece were no less than 18c), still presentable and very rare, ex Wunsch and Coulter, with 1978 P.F. certificate
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