@misc{1167286, author = {Thomas W Watson and Henry E Robinson}, title = {Performance tests of a Smith "Lifetime" impingement type air filter:}, year = {1958}, month = {1958-01-01 05:01:00}, publisher = {, National Institute of Standards and Technology, Gaithersburg, MD}, doi = {https://doi.org/10.6028/NBS.RPT.5839}, language = {en}, }