An essay on disclosure in the market, of evaluations of literary manuscripts & archives. Revised & expanded edition (originally 21 June 1991). Reissued: [1] 9 August 2003 (16 numbered copies; 44pp) corrected & expanded with the addition of an appendix entitled '61 Additional Canadian Poetry Titles 1917-43'; [2] 11 September 2003 (18 numbered copies; 44pp) further revised & expanded with appendix entitled 'A Trace of Canadian Modern Poetry'; [3] 17 July 2004 (15 numbered copies; 44pp) further revised & expanded; [4] 23 April 2005 (16 numbered copies; 44pp) further revised; [5] 6 June 2006 (15 numbered copies; 44pp): the last two alone bearing the standard book number.