High Quality Content by WIKIPEDIA articles! Ragged Atlas is a studio album by Fred Frith`s United States experimental rock group Cosa Brava. It was recorded in San Francisco in December 2008 and was released on March 5, 2010.Ragged Atlas was the band`s first album, and is largely instrumental with a little singing on five of the thirteen the tracks. Frith composed all the music, with lyric contributions on "Lucky Thirteen" by Rebby Sharp, a singer/guitarist Frith had worked with in Orthotonics.