3 kreuzer on green, along with 6 kreuzer on yellow on properly franked folded letter from 5 ring "21" - BUEHL 5 October (1855) (additional cancellation in blue! ) to Frankfurt with railway mail and distribution cancel, the 3 Kreuzer stamp lower right touched, otherwise full to huge margins, left even with part of the neighbour, the 6 kreuzer in the as usual cut, document on the reverse side with age traces, with full content, decorative franking with different colours, new photo expertize Stegmueller BPP (2023)