The nine papers in this compilation focus on cataloging, classification, and indexing: (1) "Living Together in the Australian Bibliographic Network: A Member's View" (Tom Cochrane, Australia); (2) "PICA (Project for Integrated Catalogue Automation), from Project to Institution: A Participant's View" (Jacques van Gent & Cees Klapwijk, The Netherlands); (3) "Classification Online: Present and Future" (Nancy Williamson, Canada); (4) "Australian Directions in Subject Access" (Elaine Hall, Australia); (5) "Retrospective Conversion in National and Research Libraries: The Australian Experience" (Peter Haddad, Australia); (6) "Retrospective Conversion in the Libraries of Socialist Countries: A Survey" (N. P. Igumnova, USSR); (7) "Problems of Retrospective Conversion in National and Research Libraries: The Experience of the Western Countries--The Conversion of the British Library Catalogue to Machine Readable Form" (Pat Oddy, United Kingdom); (8) "Problems of Retrospective Conversion in National and Research Libraries: The Experience of the Western Countries--Integrating the Catalogue General des Livres Imprimes of the Bibliotheque Nationale into the BN-OPALE Data Base" (Annick Bernard, France); and (9) "Problems of Retrospespective Conversion in National and Research Libraries: The Experience of the Western Countries--The Spanish Experience" (Xavier Agenjo, Spain). (CGD)