This series contains works written, arranged or collected by Lewis, broken down into five sub-series: A. Lead Sheets, to popular/folk songs arranged by Lewis; B. Music for Concert Band, written by Lewis; C. Chamber Music, written by Lewis; D. Orchestral Music, written by Lewis; and D. Jazz Band Arrangements, miscellaneous works by John McLaughlin, and arranged by Paul Smith at the request of Lewis. Items are original manuscripts in ink and/or pencil, or photocopied manuscripts; and are arranged alphabetically by title within each sub-series. Material is located in boxes M1-M6.