Up for auction is a Very Old Bell System Vintage Sign Poster of the Secrecy of Communications Creed with the Original Picture Frame that was in an Old Mountain Top Rural Central Office and stored for many years by a Bell System Retired Telephone Tech. There is no date on it, the Central Office was built in the 1950's or earlier. The Bell Emblem is the Brand that was used by the Bell System from 1939 to 1964. Please see all pictures for more details. Buyer pays $ 15.45 for Medium Flat Rate Box Shipping. Thank you, Azdaisey.