BJA Systems Model 135 Colorizer Preliminary Data Sheet includes photograph, diagram, and technical specifications. Attached is sales cover letter to Bryan Byrnes, Coordinator of ETC in 1976. Chromaton 14 Synthesized Animation for Television one page brochure folded into 3 parts. Discusses multi-level feature (keyer) like contemporary authoring packages such as Macromedia's Flash and Director. One feature highlighted: "Graphically illustrate such abstractions as the flow of electricity".