id author title date pages extension mime words sentence flesch summary cache txt crln-20440 Eberhart, George M. New Publications 1993-12-01 4 .pdf application/pdf 2932 162 69 Formulas are given to docum ent the mathemati­ cal characteristics o f each projection. o f the library to its staff, users, and funding authorities. cache/crln-20440.pdf txt/crln-20440.txt