Collection consists of copies of the "Fundamentals of Plastics" resource materials; slides from "Injection Molding" and "Fundamentals" (two lectures given by Lavitt); correspondence about Plastics Fair, 1992-1993; and brochures of Plastics Design/Development Associates; film.
Collection consists of 36 copy color and black and white photographs of a manufacturing facility; and five 7" plastic sound discs manufactured with polystyrene by Richardson Company Polymeric Systems Division. The use of polystyrene was purported to eliminate surface noise from the discs.
Collection contains pencil drawings of comb designs presumably drawn by George and/or Samuel Amorosi; bound volume of photopies of sketches; and 2 photographs, of George Amorosi and Samuel Amorosi.