Pipe Spring National Monument (N.M.), interim interpretive plan, second draft (1977) B1; Master plan (1978) B2; Development concept plan, environmental assessment (EA) B3; Statement for management (1981) B4; Record of decision, draft development concept plan and Finding of no significant impact (FONSI) (1982) : environmental impact statement.

Mode of access: Internet.

Great Basin National Park, Nevada : draft, general management plan, development concept plans, environmental impact statement.

"D-32"--P. [3] of cover.

The number concept : its origin and development /

Includes bibliographical references and indexes.

Advanced Anthropomorphic Test Device (AATD) development program. Phase 1 reports: concept definition.

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

Environmental assessment for development concept plan : park road corridor, Denali National Park and Preserve, Alaska.

"March 1982."

Alternatives workbook for the south slope development concept plan : Denali National Park and Preserve, Alaska.

Mode of access: Internet.

General management plan, development concept plan, environmental assessment : Hot Springs National Park, Garland County, Arkansas.

Mode of access: Internet.

Environmental assessment, proposed development concept, Lukeville, Organ Pipe Cactus National Monument, Arizona /

On cover: Environmental assessment for proposed development concept plan, Organ Pipe Cactus, Lukeville, National Monument, Arizona.

Petroglyph National Monument, New Mexico : final general management plan/development concept plan, environmental impact statement.

"NPS D-10B"--P. [3] of cover.

Final environmental impact statement, general management plan/development concept plan for Natural Bridges National Monument /

"NPS D-18A"--P. [3] of cover.

Denali National Park and Preserve, Alaska : entrance area and road corridor development concept plan.

"NPS D-244B"--P. [3] of cover.

Petroglyph National Monument, New Mexico : summary : final general management plan/development concept plan/environmental impact statement.

Mode of access: Internet.

Innovative concepts and technology for railroad-highway grade crossing motorist warning systems. Vol. I: overview and concept generation and analysis. Final report.

Transportation Systems Center, Cambridge, Mass.

Estimate of the potential benefit of the pressure reief vent/flame deflector concept using in-depth accident investigations /

Final report, issued June 1977.

Psychological stress as a theoretical concept.

"Project no. 7193."