Literature The following documents require Adobe Acrobat Reader. Portable Airfield Lighting System Portable Landing Zone Lighting System Don't Be Afraid of the Dark Quatitative Evaluation of DGPS Guidance for Ground-based Agricultural Applications Vetter, A.A., Applied Engineering in Agriculture, V.11(3), p. 459-464, American Society of Agricultural Engineers, 1995. The Covert Laser Landing System for Remote or Temporary Landing Strips Vetter, Alan. A. and Shemwell, David M., Proc. of the Approach Lighting Systems for the 21st Century, Paper 16, Mesa, Arizona, April 1998. Operation of the Laser Centerline Localizer on the USS Constellation and Civilian Airports Vetter, Alan. A. and Shemwell, David M., Proc. of the World Aviation Congress '96, Paper AC08, Los Angeles, California, Oct. 1996. Lasers Improve Night Landing Nordwall, Bruce D. Aviation Week & Space Technology, January 2, 1995, pg. 56. Laser beams guide aircraft to safe landing on Connie Emerson (J03), Jason, Starscope, Vol. 1, No.20, March 19, 1994 Scanning laser aircraft surveillance system for carrier flight operations Vetter, A. A., Shemwell, D. M., Gellert, R. I., and Black, J., Proc. of the SPIE, Sensor and Sensor Systems for Guidance and Navigation II, vol. 1694, pp. 48-59, April 1992. Navy Tests Lasers To Help Carrier Pilots Nordwall, Bruce D., Aviation Week & Space Technology, Nov. 19, 1990, pg. 46 Beyond The Lens Pfeiffer, Commander Frank G., U.S. Navy, Proceedings, October 1990 Be The Laser Howe, Lt. Dave, Approach, September 1990