TY - GEN AU - C P Marsden AU - W J Keery AU - J K Moffitt C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1959-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.HB.68 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1959 TI - Tabulation of data on receiving tubes: ER -