TY - GEN AU - James E Davis AU - J W Simeroth AU - J C Wilkerson C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1968-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.RPT.9958 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1968 TI - A summary of low visibility conditions at the Arcata airport: ER -