id author title date pages extension mime words sentence flesch summary cache txt crl-11124 Emerson, William L. Adequacy of Engineering Resources for Doctoral Research In a University Library 1957-11-01 7 .pdf application/pdf 3975 245 65 In me- chanica} and civil engineering fields, some material used was between 51-100 years old, and a scattering of material was over a hundred years old. The major breakdown of the citations between serial material and mono- graphic material revealed that 70.9 per cent of the citations was for serials and 29.1 per cent for monographs. cache/crl-11124.pdf txt/crl-11124.txt