Wonder Book of Rubber PRD3-173 #1

This B.F. Goodrich promotional comic educates readers on rubber manufacturing and tire production through illustrated explanations. The book covers the "manufacture of rubber articles," detailing how rubber compounds are created using different recipes depending on the desired product properties, and describes industrial processes including the Banbury mixer and mixing mill used to prepare compounds at scale. It explains tire construction through the "bias ply construction" method, showing how rubber-coated cords are layered and built up around a steel drum to form the tire foundation. The comic concludes with information about B.F. Goodrich's involvement in auto racing since 1970, highlighting how street tire development benefits from racing performance evaluation and noting achievements like winning the 1972 12-hour Sebring race on street tires.