TY - RPRT TI - Standard x-ray diffraction powder patterns AU - Swanson, Howard E AU - Morris, M C AU - Stinchfield, Roger P AU - Evans, Eloise H PY - 1962 PB - National Bureau of Standards CY - Gaithersburg, MD SN - NBS MONO 25-1 DO - 10.6028/NBS.MONO.25-1 ER -