One from the Vault is a live album by the Grateful Dead, recorded on August 13, 1975, at the Great American Music Hall in San Francisco, California, for a small audience of radio programmers. Three weeks later, the concert was broadcast nationwide on FM radio through Metromedia, after which the radio show was widely traded by fans on cassettes, and sold in bootleg LP versions under various titles including Make Believe Ballroom, becoming the most widely circulated Grateful Dead bootleg. The concert marked the first time that the album Blues for Allah was performed live in its entirety, along with Read more on Last.fm.