Original ecclesiastical trade vintage catalog for J. R. DONALD COMPANY. Main office was located at 620 North 108th Place, Milwaukee, WI. Manufacturers of Acousti-Confessional church furnishings. For greater privacy. The result of the study and work of outstanding acoustical engineers and the cooperation of Catholic clergy to provide a confessional which is complete acoustic, practical and of efficient design. Made in permanent or mobile models. Model 801 and 702 are shown, specs provided. This unique 1964 old four page technical brochure would make a marvelous addition to your retro architectural design and engineering library. Pages are loose and contain a small amount of residual glue on edge.