TY - GEN AU - Treado, S AU - Gillette, G AU - Remmert, W AU - Bean, J C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1984-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.IR.84-2859 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1984 TI - The NBS daylight availability database: ER -