One Introduction and Overview -- Data Capture -- Storage -- Searching -- Presentation -- Applications -- Two Fundamentals of Text Processing -- Natural Language as Data -- Computers in Lexicography -- The Cobuild Project -- Summary -- Investigations -- References -- Three Information Retrieval I -- Definitions -- Information Retrieval Services -- Query Languages -- Database Design for a Co-ordinate Indexing System -- Word Occurrence Vectors and Document Signatures -- Assessment of IR Systems -- Improving Search Performance -- Summary -- Investigations -- References -- Four Information Retrieval II -- The Move Towards Full-text Systems -- Reuters Newsbank -- The Status Text Retrieval System -- Oracle SQL*Textretrieval -- Text Compression Techniques -- Summary -- Investigations -- References -- Five Introduction to Optical Storage -- The Physical Level -- Investigations -- References -- Six CD-ROM -- Physical Data Representation Methods -- Standards for CD-ROM Logical Structure -- The Standard in Practice -- Example Applications -- The Possible Impact of CD-ROM on Libraries -- British Airways Technical Publications -- Summary -- Investigations -- References -- Seven Worm Disc and Document Image Processing -- Overview of Worm Disc Characteristics -- Logical Data Organisation - Requirements and Strategies -- Worm Disc Applications -- An Optical Storage Archiving and Retrieval System -- Conclusions -- Summary -- Investigations -- References -- Eight Video Disc and Computer-Based Training -- Physical Characteristics -- Video Disc Control Functions -- Video Disc Applications -- Educational Software Overview -- CBT: Authoring Systems -- Example System 1: MacAid -- Example System 2: Interactive Knowledge System -- Summary -- Investigations -- References -- Nine Hypertext Principles -- What is it? -- Hypertext Systems -- Data Models -- Textual Relationships and Their Representation -- Hypertext System Design Issues -- Authoring Hypertext -- Hypertext in a Broader Context -- Summary -- Investigations -- References -- Ten Describing the Structure of Documents -- The Need for Standards -- General Principles of Document Structuring -- The Standard Generalized Markup Language -- Office Document Architecture -- The Document Layout Process -- Examples of Object Attributes -- Comments on the ODA Processing Model -- Summary -- Investigations -- References -- Eleven Formatting and Printing Documents -- The Development of Desk-top Publishing -- Models and Metaphors -- Functions of Formatting Software -- Behind the Scenes -- Troff/Nroff -- TeX and LaTeX -- Summary -- Investigations -- References -- Twelve Postscript -- The Postscript Imaging Model -- Stacks -- Fonts -- An Example Program -- Postscript in Practice -- Summary -- Investigations -- References.