St. Marys River loran-C precision guidance system /

Final report, issued Feb. 1977.

Lateral electronic guidance system for vehicles.

Federal Highway Administration, Washington, D.C.

Exchange certain national forest system lands in the Targhee National Forest [microform] : hearing before the Subcommittee on Forests, Family Farms, and Energy of the Committee on Agriculture, House of Representatives, One Hundredth Congress, second session, on H.R. 4028, April 16, 1988; Driggs, ID and April 27, 1988.

"Serial no. 100-88."

The national highway system: the backbone of America's intermodal transportation network.

Mode of access: Internet.

National Highway System: refinements would strengthen the system.

Mode of access: Internet.

Report to Congress on the proposed National Highway System required by Section 1006(a) of the Intermodal Surface Transportation Efficiency Act of 1991, Public Law 102-240.

Mode of access: Internet.

National functional system mileage and travel summary - from the 1976 National Highway Inventory and Performance Study. Final report.

Mode of access: Internet.

Distribution of abandoned and inactive mines on national forest system lands /

Chiefly tables.

Rethinking the national parks for the 21st century : National Park System Advisory Board report 2001.

Cover title.

The national measurement system for time and frequency /

"CODEN: XNBSAV."

FAA national airspace system plan [microform] : hearings before the Subcommittee on Transportation, Aviation, and Materials of the Committee on Science and Technology, U.S. House of Representatives, Ninety-seventh Congress, second session, April 28, 29, 1982.

"No. 86."

Convey certain national forest system lands [microform] : hearing before the Subcommittee on Forests, Family Farms, and Energy of the Committee on Agriculture, House of Representatives, Ninety-seventh Congress, first session, on H.R. 3021 and H.R. 3898, June 22, 1981.

"Serial no. 97-RR."

National airspace system : in-flight assistance operational concept, NAS-SR-1328.

Mode of access: Internet.

The National measurement system for length and related dimensional measurements /

Includes bibliographical references.

The national measurement system for electricity /

"NBSIR 75-935."