9 Kr. Medium red brown, deep shade, having bright colors, outstanding sharp embossed, perfect centered stamp, with very fine, slightly rougher, perfect perforation. As a single franking on envelope with preprinted sender address and with clear three lines frame cancel "FRANKFURT A. M. POSTEXPED. No. 1 4 / 3 73" to Constantinopel transported. Reverse arrival postmark of the imperial German post office. An attractive document, photo expertize Sommer BPP, Michel 1.100.- ++