TY - RPRT TI - Qualification tests of lamps supplied to the government by nine contractors during first ten months of contract period September 1, 1957 to August 31, 1958 AU - Wilson, S W AU - Jordan, J E PY - 1958 PB - National Bureau of Standards CY - Gaithersburg, MD SN - NBS RPT 5958 DO - 10.6028/NBS.RPT.5958 ER -