375rd Heinrich Köhler auction - Day 1

15c. green as vertical pair and 1fr. carmine, all with fresh colour, the pair with close to wide margins with part of adjoining stamps at left, 1 fr. minor faults at left, all tied by Étoile to folded lettersheet endorsed and with blue two-line cancel "Per Steamer from Liverpool" to Baltimore, a fine and very attractive entire, signed Roumet with certificate (2001)