id author title date pages extension mime words sentence flesch summary cache txt crl-12416 Mount, Ellis; Fasna, Paul An Approach to the Measurement of Use and Cost of a Large Academic Research Library System: A Report of a Study Done at Columbia University Libraries 1972-05-01 13 .pdf application/pdf 5736 367 66 If you are using or borrowing library materials as a deputy for ANOTHER PERSON, please check this box 0, and also indicate the status of THAT PERSON in the section below. For each type of library material which you used please indicate as best you can the approximate percentage of use devoted to Research, Instructional, Both, and Other purposes. cache/crl-12416.pdf txt/crl-12416.txt