TY - RPRT TI - Evaluation field tests of searchlights and reflective materials in search and rescue operations AU - Lane, J W, Sr AU - Projector, T H AU - Hall, W A AU - Noffsinger, L R PY - 1956 PB - National Bureau of Standards CY - Gaithersburg, MD SN - NBS report ; 4606 DO - 10.6028/NBS.RPT.4606 ER -