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

Federal Highway Administration, Washington, D.C.

Information content at night of roof-mounted emergency vehicle lights. Final report.

Transportation Department, Office of University Research, Washington, D.C.

Testing of an improved FMVSS No. 104 windshield washer procedure and spray. Final report.

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

Evaluation of dirt films, lamps and procedures for headlamp washer tests. Final report.

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

Follow-up study: floating glass beads for traffic stripes. Final report.

Mode of access: Internet.

High altitude pollution program stratospheric measurement system laboratory performance capability report chemical conversion techniques /

"Report no. FAA-EE-80-11."

Basic optical properties of materials : summaries of papers presented at the Topical Conference on Basic Optical Properties of Materials, held at the National Bureau of Standards, Gaithersburg, Maryland, May 5-7, 1980 /

Includes bibliographical references and index.