15 Pfg worker with overprint, along with 8 and 10 Pfg worker as well 75 Pfg numeral, all with overprint, on correctly franked registered cover the 2. weight step with special cancel "close (WESTF. ) 12. 7. 48" to Kassel with arrival postmark, faultless condition, photo expertize H. D. Schlegel BPP (2000)