Presents results of survey of procedures to handle the circulation of unbound periodicals in 232 public and academic libraries using four major turnkey automated circulation systems. Methods used are described (use of machine-readable symbol attached to issue) and procedures developed at the Eastern Washington University Library are explained in…

The three articles in this special section on document image files discuss intelligent character recognition, including comparison with optical character recognition; selection of displays for document image processing, focusing on paperlike displays; and imaging hardware, software, and vendors, including guidelines for system selection. (MES)