TY - RPRT TI - Standard x-ray diffraction powder patterns AU - Swanson, Howard E AU - Morris, Marlene Cook AU - Evans, Eloise H AU - Ulmer, Linda PY - 1964 PB - National Bureau of Standards CY - Gaithersburg, MD SN - NBS MONO 25-3 DO - 10.6028/NBS.MONO.25-3 ER -