TY  - RPRT
TI  - Output maintenance of sealed-reflector approach and runway light lamps 
AU  - Vaughan, Robert T
PY  - 1962
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS RPT 7702
DO  - 10.6028/NBS.RPT.7702
ER  -