variorum

noun

1. An edition of a written work (especially the complete works of a classical writer) showing the notes and readings of a variety of different editors or commentators.

   “Johnson set out to produce a variorum, compiling and summarising the history of Shakespearean emendation and annotation”

   “The walls of the narrow hallway are covered with paintings, including several by William Burroughs, made during Burroughs's London phase, when Miles took on archival duties and compiled a bibliography of his work; he has also edited a variorum edition of Allen Ginsberg's Howl.”