TY - RPRT TI - Radiochemical analysis : activation analysis, instrumentation, radiation techniques, and radioisotope techniques : July 1963 to June 1964 AU - Devoe, James R PY - 1964 PB - National Bureau of Standards CY - Gaithersburg, MD SN - NBS TN 248 DO - 10.6028/NBS.TN.248 ER -