Biblio
The Performer Synthesizer: A Non-Technical Approach to Electronic Music Synthesis.. Morristown, NJ: Ionic Industries, Inc., 1972.
The Performer Synthesizer Newspaper Reprints from various sources. Morristown, NJ: Ionic Industries, Inc., 1970.
Electronic Music for the Seventies by the Boys from Putney Operator Manual for VCS3a Putney Synthesizer. Morristown, NJ: Ionic Industries, Inc., undated.