TY - GEN AU - Bryson, James O AU - Kleinschmidt, L R AU - Snoke, H R C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1957-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.RPT.5414 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1957 TI - Water permeability tests of three transparent waterproofing materials applied to concrete masonry walls: ER -