15 and 84 Pfg numerals with net pattern overprint along with 50 Pfg worker on correctly franked special delivery First Day Cover from "UNTERWÖSSEN 21.6.48" to Wolfratshausen with arrival postmark, in perfect condition, rare document in extraordinary fresh, expertized Schlegel BPP and photo expertize A. Schlegel BPP "stamps, overprints and stamp are genuine. The letter is correctly franked franked. Defects are indistinguishable. "