This essay addresses problems associated with technology used in the handling of high-resolution visual images in electronic document delivery. Highlights include visual fidelity, laser-driven optical disk storage, electronics versus micrographics for document storage, videomicrographics, and system configurations and peripherals. (EJS)

Reviews projects that have examined different aspects of videodisc--potential for multimedia storage, capability to provide interactive instruction, characteristics as electronic media bridging old and new information technologies--and discusses theoretical and practical issues associated with current and future use of videodisc for instruction.…

Describes objectives of a museum information system: to capture photographic, lineal, and textual documents in high resolution digital images; to convert digital images of text to standard computer code; and to retrieve appropriate code automatically through keyword searching of full text. System assembly and planned and potential applications are…