id author title date pages extension mime words sentence flesch summary cache txt istl-2101 istl-2101 .html text/plain 6166 331 49 Mann Library at Cornell University is currently investigating the preservation of literature by discipline by identifying the core literature through quantitative or citation analysis. He can be contacted at Mann Library, Cornell University, Ithaca, NY 14853; sgdl@cornell.edu; (607) 255-6919. cache/istl-2101.html txt/istl-2101.txt