@misc{1168366, author = {Henry E Robinson and Thomas W Watson}, title = {Performance tests of a Dollinger Staynew automatic air filter Model A-4 (Type HD panels):}, year = {1955}, month = {1955-01-01 05:01:00}, publisher = {, National Institute of Standards and Technology, Gaithersburg, MD}, doi = {https://doi.org/10.6028/NBS.RPT.4110}, language = {en}, }