TY - RPRT TI - An atlas of solar flare effects in the ionosphere observed with a high-frequency Doppler technique, September 1960-December 1962 AU - Baker, Donald Milford PY - 1965 PB - National Bureau of Standards CY - Gaithersburg, MD SN - NBS TN 326 DO - 10.6028/NBS.TN.326 ER -