id author title date pages extension mime words sentence flesch summary cache txt crl-12649 Baaske, Jan; Tolliver, Don L.; Westerberg, Judy Overdue Policies: a Comparison of Alternatives 1974-09-01 6 .pdf application/pdf 2729 156 67 Is the percentage of return for overdue books significantly increased by the distribu- tion of overdue notices and threats of Overdue Policies I 355 encumbrance? What are the effects of non- notification of overdue books? cache/crl-12649.pdf txt/crl-12649.txt