U.S. Perspective: No, it is not. It was first performed in 1959, on Broadway in New York. read more
If you're looking for public domain sound recordings, here are some things you should know. read more
It is important to note the distinction between"musical works" (sheet music and other compositions) and"sound recordings" (audio files, CDs, records), as virtually all sound recordings will not fall into public domain until 2067, unless explicitly placed into the public domain by its creators, rights holders or made by an employee or officer of the United States government acting under their official duty. read more
In the United States, any musical works published before 1922, in addition to those voluntarily placed in public domain, exist in the public domain. In most other countries, music generally enters the public domain in a period of fifty to seventy-five years after the composer's death. read more