A new three-disc CD/DVD box set that features unreleased material from Johnny Cash's legendary 1968 concerts at Folsom State Prison in California will be released Oct. 14 via Columbia/Legacy.

A new three-disc CD/DVD box set that features unreleased material from Johnny Cash's legendary 1968 concerts at Folsom State Prison in California will be released Oct. 14 via Columbia/Legacy.

Disc one of the forthcoming "Johnny Cash At Folsom Prison: Legacy Edition" features Cash's entire 65-minute first concert, with seven previously unreleased tracks, including "Blue Suede Shoes," "This Ole House," "I'm Here To Get My Baby Out of Jail," "I Got A Woman" and "June's Poems," among others.

Disc two contains the entire 75-minute second show, with 24 previously unreleased songs, including duets with his wife June Carter Cash and others.

The DVD component of "Johnny Cash At Folsom Prison: Legacy Edition" reveals footage from inside Folsom Prison, and contains interviews from country acts as Merle Haggard, Rosanne Cash and Marty Stuart, as well as former Folsom Prison inmates who witnessed the legendary concerts. The DVD also features unpublished photographs by Jim Marshall.

Additionally, the new box set includes a 4,000-word essay by Cash biographer Michael Streissguth, who penned such books as "Johnny Cash: The Biography" and "Johnny Cash at Folsom Prison: The Making of the Masterpiece." The booklet will also feature liner notes written by Cash and Steve Earle in 1999.

Originally released in 1968, "Johnny Cash At Folsom Prison" peaked at No. 13 on The Billboard 200, and spent 11 weeks at No. 1 on the Top Country Albums chart.