TY  - RPRT
TI  - Interlaboratory intercomparison of 400-watt mercury-vapor lamps 
AU  - Burns, Velma I
PY  - 1966
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS RPT 9329
DO  - 10.6028/NBS.RPT.9329
ER  -