Description

Contact sheet of 36 photographs of Adrianus J. Houtsma, Ignacio H. Garabieta-Orueta, and a third unidentified man in a workshop with a device that Houtsma and Garabieta-Orueta developed to test guitar sounding boards.

Original caption: "Mr. Garabieta-Orueta and Dr. Adrianus Houtsma with a device they recently developed for testing the sound board bracing system of the guitars they build."

Used in: Tech Talk, June 19 1974.