@misc{1193466, author = {Nolan D Mitchell}, title = {Fire tests of steel columns protected with siliceous aggregate concrete:}, year = {1951}, month = {1951-01-01 05:01:00}, publisher = {, National Institute of Standards and Technology, Gaithersburg, MD}, doi = {https://doi.org/10.6028/NBS.BMS.124}, language = {en}, }