"Pneumatic Tyre Design", E. C. Woods, 1955, pp. 32-34. |
1992 YearBook, The Tire and Rim Association, Inc. with pp. 1-01, 1-06, 1-08, 1-10, 1-12. |
Excerpt from commercial brochure entitled "Organic Rubber Chemicals" dated Jul. 1, 1989, of Ouchi Shinko Chemical Industrial Co., Ltd. |
Excerpt from Japanese commercial brochure entitled "Yuki Gomu Yakuhin Ichiranhyo" (Listing of Organic Chemicals) dated Jul. 1, 1989, of Ouchi Shinko Chemical Industrial Co., Ltd. |
Copies of "Material Standards" issued by The Yokohama Rubber Co., Ltd., dated Jul. 1987 and Jun. 1992. |