TY - GEN AU - George E Kelly AU - James E Hill C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1975-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.IR.74-634 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1975 TI - Method of testing for rating thermal storage devices based on thermal performance: ER -