Discusses the reasons and methods for retrospective conversion of library catalog data into machine-readable form. The need for standards is emphasized and suggestions are given for documenting local standards. Ideas are included for completing the conversion of a project done by a vendor, where some parts may have been overlooked. (Author/EM)

The new manager of the Saint Louis Public Library's cataloging department describes how she dealt with three computer systems, planning for unexpected downtime, juggling staff, balancing different levels of expertise, and upgrading staff technical skills. The development of a cataloging procedures manual is also described. (KRN)