id author title date pages extension mime words sentence flesch summary cache txt crl-11543 Metcalf, Keyes D. Traffic Patterns 1963-01-01 12 .pdf application/pdf 7677 369 67 Mr. Metcalf is engaged in preparing a book on the planning of college) university, and research library buildings. As has been noted, however, fire laws usually necessitate at least one secondary stairway, and large buildings require more than this; in some cases a stairway in each corner may be desirable in addi- tion to the central stairway. cache/crl-11543.pdf txt/crl-11543.txt