The purpose of this directory is to help make known the capacity of experts in library history and to strengthen international cooperation that will help develop library history as an academic discipline. The directory is a compilation of responses to a questionnaire sent to the experts themselves. It is organized by country, and it includes the addresses and areas of research and teaching of 210 persons from 18 countries. The information is current as of 1991. The directory is organized by country. A name index and a subject index are provided. A list of 32 IFLA professional reports and a form for ordering them are included. (KRN)