File consists of photographs, transparencies, and slides depicting Electrohome Projection Systems products and their applications in various corporations and organizations. Applications pictured include: CSX Transportation Control Center (Jacksonville, FL), Canadian Embassy (Tokyo, Japan), Rochester Gas and Electric (Rochester, NY), Thames River Water System (London, UK), National Bowling Stadium (Reno, NV), the Barcelona Stock Exchange (Spain), and others.

Material related to Donald Cowan's participation in the IBM Education Executive Conference held in Palm Beach Gardens, Florida between April 5-7, 1982. Includes correspondence, airplane tickets, hotel receipts, conference program, list of travel expenses, memoranda, a settlement claim, and a short abstract of Donald Cowan's presentation. Also includes one group portrait likely of the attendees of the IBM Asia/Pacific Education Executive Conference held in Tokyo, Japan in August 1986.