Standby power for railroad-highway grade crossing warning systems. Final report.

Federal Railroad Administration, Office of Rail Safety Research, Washington, D.C.

FMVSS 212, 219, 301 testing of electric vehicles - Electra Van 1000, Electra Van 1000P. Final report.

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

Releasable data on United States Air Force aerospace vehicles.

1964 ed. published under title: Releasable data on USAF aerospace vehicles.

Handbook of narrow-gauge equipment, 60-centimeter, for 12-inch mortar railway mount, model 1918. April 23, 1919.

At head of title: Form 2025.

A sediment density meter /

A sediment density meter has been developed for in situ measurement of ocean bottom materials in the range from about 1.0 to 2.0 gms per cc. The device is about 26 feet long and is powered by self-contained batteries.

Response of Enrico Fermi reactor to TNT simulated nuclear accidents /

"Published January 1964."--i.

Novel duplex vapor-electrochemical method for silicon solar cells /

"Contract No. 954471 under NAS 7-100 SRI Project PYU 4980."

Novel duplex vapor-electrochemical method for silicon solar cells /

"Contract No. 954471 under NAS 7-100 SRI Project PYU 4980."

Novel duplex vapor-electrochemical method for silicon solar cells /

"Contract No. 954471 under NAS 7-100 SRI Project PYU 4980."

Analysis of effects of impurities intentionally incorporated into silicon /

"Contract 954694."

Analysis of effects of impurities intentionally incorporated into silicon /

"Contract 954694."

Analysis of effects of impurities intentionally incorporated into silicon /

"Contract 954694."

Silicon solar cell process development, fabrication and analysis : second quarterly report for period covering January thru March, 1979 /

"JPL Contract No. 955055."

Development of high efficiency (14%) solar cell array module : second quarterly report for period covering 15 March 1979 to 15 July 1979 /

"JPL Contract No. 955217."

Quarterly technical progress and schedule report "high resolution, low cost solar cell contact development" : for the quarter ending 24 August 1979 /

"21 September 1979."