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

Federal Highway Administration, Washington, D.C.

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.