North American Numbering Plan usually shown in capital letters, were dialed. Later, the third letter, where implemented, was replaced by a digit, or an extra digit was added. This generally happened after World War II, although New York City converted in 1930. The adoption of seven-digit local numbers (2L-5N) was chosen as the requirement for direct distance dialing and progressively deployed starting the late 1940s. The famous Glenn Miller tune "PEnnsylvania 6-5000" refers to telephone number PE6-5000, a number still in service at the Hotel Pennsylvania (212 736-5000) in New York. Similarly, the classic film "BUtterfield 8" is set in the East Side of
Glenn Miller discography performed, recorded, and broadcast on the "I Sustain the Wings" radio program, Program No.15, on May 5, 1944 and on November 10, 1945. Larry O'Brien and the Glenn Miller Orchestra recorded the song on the 2006 album "Steppin' Out". "I Sustain the Wings" was composed by Glenn Miller, Chummy MacGregor, Norman Leyden and Bill Meyers. This was the theme music for the radio program that was broadcast weekly on Saturday on NBC from June 1943 to June 10, 1944 by the Army Air Force Band under the direction of Captain Glenn Miller. The radio show was on CBS. Miller was