9 Kreuzer black on lilac-rose, 9 Kreuzer franking, 1855, five-ring cancellation "68" and two-line ancillary mark "KEHL 23. MER" in red ink, on folded letter to Frankfurt, stamps with full to extra-wide margins all round, including 9,5 mm bottom margin. Correctly rated letter to the third distance zone at 9 Kreuzer, faultless condition, expertised Pfenniger, Franz Stegmüller BPP photo opinion (2022) "faultless", Mi. 120.- ++, ex Erivan Haub collection, ex Boker. Outstanding and very decorative item of unique character for an advanced Baden collection!