TY - GEN AU - Davis, J C AU - Ellis, W M AU - Achenbach, P R C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1959-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.RPT.6403 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1959 TI - Capacity tests of General Electric heat pump model 21 WT33G1: ER -