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

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

Estimation of U.S. coal reserves by coal type : heat and sulfur content.

"DOE/EIA-0529."

In situ determination of the chloride content of portland cement concrete bridge decks / prepared for Federal Highway Administration, Offices of Research & Development Materials Division.

Mode of access: Internet.

Factors governing the amount of duplication in content derived keys /

Vita.

Analysis of the sulfur content of Illinois streams, with emphasis on contributions from the atmosphere /

Cover title.

Enhancement of the HWRIC database : year 2 : with an evaluation of database content /

Prepared for Illinois Hazardous Waste Research and Information Center, HWRIC project number 87-005.