TY - GEN AU - O N McDorman C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1953-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.RPT.2721 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1953 TI - Tests of two venetian blinds: ER -