TY - GEN AU - Waterhouse, Richard V C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1956-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.BMS.144supp LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1956 TI - Sound insulation of wall, floor, and door constructions constructions: ER -