Synopsis Computer revolution has overhauled the entire cataloguing and library networking system. Perhaps the earliest on-line cataloguing systems used routinely for production of catalogue cards began in 1970 in the USA. What is on-line cataloguing? What is the nature and functions of on-line cataloguing? Multi-media resources and on-line cataloguing; Computers in Library services; Cataloguing technologies etc .like issues are interpreted scientifically in this book. Derived from authoritative sources this will prove an ideal reference work.