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 Masterpieces, Volume II Glenn Miller Masterpieces, Volume II Glenn Miller Masterpieces, Volume II is an album by bandleader Glenn Miller, released on RCA Victor in 1947, consisting of a collection of four 10" 78 RPM discs, released as RCA Victor P189 as part of the RCA Victor Musical Smart Set series. The album was number one for a total of 6 weeks on the "Billboard" album charts in 1947. The collection was a follow-up to the 1945 compilation album "Glenn Miller". The album was number one for a total of 6 weeks on the "Billboard" album chart established in 1945, reaching number one