The directory includes the special collections and subject collections of 313 libraries in Indiana: 125 public libraries, 109 academic libraries, 44 special libraries, 11 libraries in Indiana State Departments and institutions, 20 libraries in historical societies, and 4 miscellaneous libraries. Subject headings, other than personal names, are mostly Library of Congress subject headings. Personal names for manuscript collections of several hundred pieces are included. Also included is information on counties. Subjects not included in this listing are: (1) several broad subject areas covered by large libraries, (2) information on cities and towns and (3) information on colleges and universities. General regulations governing the use of the collections by persons not normally served by the libraries are listed by a coding system. (MF)