TY - GEN AU - Gierhart, G D AU - Miller, J S AU - Johnson, M E AU - Barsis, A P C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1962-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.RPT.7238 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1962 TI - The prediction of service volumes for air navigation facilities: ER -