After completing their acclaimed folk-rock trilogy in 1979, Jethro Tull returned a year later with \'A\', an album that introduced a different sound and a new line-up.    Tracklisting:  1 Crossfire                       2 Fylingdale Flyer                        3 Working John, Working Joe                 4 Black Sunday                5 Protect and Survive                 6 Batteries, Not Included                        7 Uniform                        8 4.W.D. (Low Ratio)                   9 The Pine Marten\'s Jig              10 And Further On                        11 Crossfire (Extended Version)              1 Working John, Working Joe (Take 4)              13 Cheerio (Early Version)                        14 Coruisk                         15 Slipstream Intro