A. F. Underwood

THE GMR 4-4 “HYPREX” ENGINE A CONCEPT OF THE FREE-PISTON ENGINE FOR AUTOMOTIVE USE

A. F. Underwood, 1957 .

1975 Mayo D. Hersey Award

A. F. Underwood, 1976 .

LOAD-CARRYING CAPACITY OF JOURNAL BEARINGS

A. F. Underwood, J. M. Stone, 1947 .