A collection of materials from conferences, seminars, and workshops that Dr. Schein attended around the world. Includes agendas, programs, copies of speeches he made at these events, and correspondence about the events. See series 5 for more speeches and papers given by Dr. Schein.

While at DRTC, Dr. Schein produced a variety of research reports on assistive technology, including hearing aids, TDDs, and television caption decoders. Some of the reports in this series were done for general information, and others were produced as market research for corporations that were planning to develop their own products in this area.

See series 6 for more on DRTC.