BFRL Publications - Ryan, J. V.
Ryan, J. V.
Fire Endurance of Open-Web Steel-Joist Floors With Concrete Slabs and Gypsum Ceilings.
BMS 141; 19 p. August 23, 1954.
Ryan, J. V.; Bender, E. W.
Building and Fire Research Laboratory
National Institute of Standards and Technology
Gaithersburg, MD 20899