Better enforcement of car emission standards - a way to improve air quality.

Mode of access: Internet.

National Highway System: refinements would strengthen the system.

Mode of access: Internet.

Manual of the standard cost system for photo-engravers, with suggestions for a uniform system of bookkeeping and a method for making the cost system part of the general bookkeeping system ...

Cover-title.

Five countries' standards and procedures for testing pesticide residues.

"[Report to the] ranking minority member, Subcommittee on Agricultural Research and General Legislation, Committee on Agriculture, Nutrition, and Forestry, United States Senate"--P. [1].

Land management systems : BLM faces risks in completing the Automated Land and Mineral Record System : report to the Chairman and Ranking Minority Member, Subcommittee on Interior and Related Agencies, Committee on Appropriations, House of Representatives /

"B-271929"--P. 1.

The Association simplified system /

Mode of access: Internet.

The metric system of measurement (SI).

Supersedes similar notice dated Dec. 10, 1976.

Simplified cost system for the Gray Iron Foundry Industry.

Mode of access: Internet.

An automated photovoltaic system for the measurement of resistivity variations, in high-resistivity circular silicon slices /

Includes bibliographical references.

The international system of units (SI).

1974 ed. edited by C. H. Page and P. Vigoureux.

The national measurement system for time and frequency /

"CODEN: XNBSAV."

An architecture for robot hierarchical control system /

Mode of access: Internet.

A computer data base system for indexing research papers /

"Issued October 1980."

Farm Credit System : repayment of federal assistance and competitive position : report to Congressional committees and the Honorable Thomas A. Daschle, U.S. Senate /

Cover title.

Review of cost estimates prepared by selected States for completion of the national system of interstate and defense highways;

Mode of access: Internet.