id author title date pages extension mime words sentence flesch summary cache txt ital-8948 Avram, Henriette D.; Rather, Lucia J. Principles of Format Design 1974-09-01 7 .pdf application/pdf 2748 153 55 There may be more than one indicator per data field. The content of the fixed field can actually be data content, or a code representing data content, or a code representing information about the record. cache/ital-8948.pdf txt/ital-8948.txt