1. Sindlinger , N. E. , Martin , J. A. , and Huttenlocher , D. F. , Progress Reports Nos. 1, 2, 3, and 4; Chiu, Y. P., Brady, E., McCool, J., Progress Report No. 5; and Brady, E., Chiu, Y. P., McCool, J., and Tallian, T., Progress Report No. 6, “Influence of Lubrication on Endurance of Rolling Contacts.” U. S. Navy Contract No. NOw-61-0716-C.
2. Ref. (1), Progress Reports No. 1, 2, 3, 4.
3. Ref. (1) , Progress Report No. 4.
4. Ref. (1) , Progress Report No. 3.