Vintage envelope, KOONTZ MUSIC HOUSE Bedford PA., picturing their building, in excellent++ unused new old stock condition. Few spots/wrinkles and the flap is sealed. Size is 3 5/8" x 6 1/2". Scans show the front, back is blank. The black border is so all the edges can be seen and is not part of the envelope itself. NOTE: All of the envelopes I have listed are guaranteed to be 100% authentic originals. They are all clean, unused and new old stock unless otherwise noted. Thank you for your purchase I appreciate it.