TY - GEN AU - Walter J Rossiter AU - William C Cullen AU - Robert G Mathey C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1986-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.IR.85-3279 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1986 TI - Recommended practices for U.S. postal service roofing program: ER -