CHICAGO At Carnegie Hall (2005 US issue 40-track digitally remastered 4-CD album set [previously only released on Vinyl in 1972] featuring their historic marathon live recording at New York's Carnegie Hall, along with previously unreleased material showcasing their trademark horns, Robert Lamm's keyboards and vocals and the guitar virtuosity of the late Terry Kath. Presented in an embossed card slipcase which has a blocked barcode, complete with 36-page booklet featuring the original LP artwork & mini-reproductions of the three huge posters that were part of the original release with this copy still sealed in the original hype stickered shrink)