30 penny black olive, white gray paper with steep increasing Schreifung, perforated L11, cancelled by not indefinable part of a cancellation - possibly one block of four cancellations, these type becomes hardly ever offered, photo expertize Erich Herpichb+ãhm BPP \"in perfect condition. \", Michel for ** 6.500.-, used so far not yet listed, what based on the not definable cancellation on this copy comprehensible is.