'' Physical Graffiti '' was Led Zeppelin 's first release on their own Swan Song Records label , which had been launched in May 1974 . Until this point , all of Led Zeppelin 's albums had been released on Atlantic Records , who would distribute Swan Song . The album was first announced to the press on 6 November with a planned release date of 29 November and an accompanying US tour ( the band 's tenth ) starting in January . Delays in the production of the album 's sleeve design prevented its release prior to the commencement of the tour . It was finally released on 24 February 1975
accompanying US tour
Led Zeppelin North American Tour 1975
Physical Graffiti