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Fire resistance of shutters for moving-stairway openings:

Published

Author(s)

Nolan D Mitchell, Edward D Bender, James V Ryan
Citation
- NBS BMS 129
Report Number
NBS BMS 129

Citation

Mitchell, N. , Bender, E. and Ryan, J. (1952), Fire resistance of shutters for moving-stairway openings:, , National Institute of Standards and Technology, Gaithersburg, MD, [online], https://doi.org/10.6028/NBS.BMS.129 (Accessed February 26, 2024)
Created January 1, 1952, Updated May 19, 2023