This report documents activities and projects from 1987 to 1994 of the Trace Research and Development Center (Wisconsin), which addresses the communication needs of nonvocal severely disabled children and adults. During this period the Center also served as a national Rehabilitation Engineering Research Center on the topic of Access to Computers and Electronic Devices. Introductory information includes an overview of the Center and a description of recently released products. The main body of the document presents 41 individual project reports. These are grouped into the following focus areas (with sample projects noted in parentheses): (1) movement impairment (development of improved headpointing computer access system); (2) sensory impairment (tactile perception and business graphics studies); (3) cognitive impairment (interface training and use by persons with cognitive disabilities); (4) cross-impairment (computer and operating system accessibility design guidelines); (5) information and training programs (databases on communication, control and computer access development and downloading); and (6) service delivery programs (communication aids and systems clinic). Two additional sections describe cooperative and consultative efforts of the Center and list Trace Center publications. (DB)