@misc{1193591, author = {Herbert L Whittemore and Ambrose H Stang and Cyrus C Fishburn}, title = {Structural properties of one of the "keystone beam steel floor" constructions sponsored by the H. H. Robertson company:}, year = {1938}, month = {1938-01-01 05:01:00}, publisher = {, National Institute of Standards and Technology, Gaithersburg, MD}, doi = {https://doi.org/10.6028/NBS.BMS.10}, language = {en}, }