TY - GEN AU - R J Soulen C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1974-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.TN.823 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1974 TI - Cryogenic physics section, summary of activites 1973: ER -