TY - RPRT TI - Fire protection and life safety provisions applied to the design and construction of WTC 1, 2, and 7 and post-construction provisions applied after occupancy AU - Grill, Raymond A AU - Johnson, Duane A PY - 2005 PB - National Institute of Standards and Technology CY - Gaithersburg, MD SN - NIST NCSTAR 1-1d DO - 10.6028/NIST.NCSTAR.1-1d ER -