Coblentz, C.
and Achenbach, P.
(1960),
Performance tests of a Farr replaceable media air filter, model HP-2 ::manufactured by Farr Company Los Angeles, California, , National Institute of Standards and Technology, Gaithersburg, MD, [online], https://doi.org/10.6028/NBS.RPT.6629
(Accessed December 21, 2024)