Closed loop control of automotive engines. Final report.

National Highway Traffic Safety Administration, Office of Research and Development, Washington, D.C.

Study of the performance of aids to navigation systems : phase 1, closed loop model of the process of navigation /

Final report; March 1978.

Ship Burial, Mound 1, excavated artifact, half Shoulder-Clasp with loop and chain

Sutton Hoo, England; 5 in.x 2 1/8 in.; gold, glass, garnet

Ship Burial, Mound 1, excavated artifact, opposite half of a Shoulder-Clasp with loop and chain

Sutton Hoo, England; 5 in.x 2 1/8 in. (without loop and chain); gold, glass, garnet