TY - RPRT TI - Quarterly radio noise data September, October, November, 1963 AU - Disney, R T AU - Jenkins, M A AU - Crichlow, W Q PY - 1966 PB - National Bureau of Standards CY - Gaithersburg, MD SN - NBS TN 18-24 DO - 10.6028/NBS.TN.18-24 ER -