TY - GEN AU - W L Pendergast AU - E C Tuma AU - D K Ward C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1962-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.RPT.7486 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1962 TI - Evaluation of refractory qualities of concretes for jet aircraft warm-up, power check maintenance aprons, and runways ::quarterly report ER -