TY - RPRT TI - Standardization of thermal emittance measurements : progress report no. 17, October 1 - December 31, 1962 AU - Joseph, Horace M PY - 1963 PB - National Bureau of Standards CY - Gaithersburg, MD SN - NBS report ; 7834 DO - 10.6028/NBS.RPT.7834 ER -