From the world of modern popular music, Derek Jewell picks out BETTE MIDLER 'S new album, Songs for the New Depression, and compares it with Mirrors, the latest offering from pop veteran PEGGY LEE. STEELEYE SPAN. FAIRPORT CONVENTION and JOHN MARTYN bring the Electric Muse survey to an end, and there are very different electronic interruptions from IRON BUTTERFLY and FRIPP AND ENO: records