Social and economic characteristics of Spanish-origin hired farmworkers in 1973 /

"Revised version of a paper presented to the annual meeting of the Rural Sociological Society, San Francisco, Calif., August 1975."

An analysis of motorcycle side impact. Interim report of test results.

National Highway Traffic Safety Administration, Washington, D.C.

State-of-the-practice retro-reflective measurement devices for pavement markings. Final report.

Federal Highway Administration, Washington, D.C.

The development and evaluation of a prototype grade severity rating system. Final report.

Federal Highway Administration, Washington, D.C.

Evaluation of retro reflective measurement devices. Final report.

Federal Highway Administration, Office of Research and Development, Washington, D.C.

Evaluation of retro reflective measurement devices. Summary report.

Federal Highway Administration, Office of Research and Development, Washington, D.C.

Closed loop control of automotive engines. Final report.

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

Report on a national study of Preliminary Breath Test (PBT) and Illegal Per Se laws; effectiveness of PBT and IPS laws. Final report.

National Highway Traffic Safety Administration, Washington, D.C.

Development of tire intermix performance and inspection system. Volume II: technical report. Final report.

National Highway Traffic Safety Administration, Washington, D.C.

Development of tire intermix performance and inspection system. Volume III: laboratory tire test data. Final report.

National Highway Traffic Safety Administration, Washington, D.C.