Potential means of cost reduction in grade crossings motorist-warning control equipment. Volume II: comparison of solid state and relay devices and techniques. Final report.

Transportation Systems Center, Cambridge, Mass.

A study of self test devices. Technical report.

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

Detection devices to optimize computerized traffic control. Final report.

Federal Highway Administration, Washington, D.C.

Analytical study for evaluation of rollover test devices. Final report.

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

Effectiveness of audible warning devices on emergency vehicles. Final report.

Transportation Department, Office of Noise Abatement, Washington, D.C.

Evaluation of occupant protection devices and restraint systems. Test report.

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

Public understanding of traffic control devices in Texas. Final report.

Texas State Department of Highways and Public Transportation, Transportation Planning Division, Austin

Sampling Devices Used in Nuclear Safety Pilot Plant [electronic resource]

Mode of access: Internet.

Devices for damping mechanical vibrations, a bibliography.

Cover title.

Optical devices : a compilation /

Cover title.

The Marietta celebration of October 17-18, 1906; containing full report of exercises and addresses delivered on the occasion of the dedication of Fayerweather Hall and the Library at Marietta College, and the installation of the Ohio Company's tablet on the college campus.

Mode of access: Internet.

Liquid rocket engine combustion stabilization devices /

Cover title.

Basic studies of rotating stall and an investigation of flow-instability sensing devices

pt. 1. Basic studies of rotating stall flow mechanisms.--pt. 2. Investigation of flow-instability sensing devices.

A new and fashionable mosaic puzzle : forming a variety of elegant devices adapted for tesselated pavements &c. &c. &c. /

Title page includes illustration of a pavement under a columned archway; all other ill. are squares with individual black & white geometric designs, except for leaf [9] which contains squares without designs but with guidelines drawn in them.

Metrology for submicrometer devices and circuits /

"Issued June 1980."