TY  - RPRT
TI  - Performance tests of an "AMER-glas" throwaway-type air filter 
AU  - Robinson, Henry E
AU  - Watson, Thomas W
PY  - 1955
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS RPT 4278
DO  - 10.6028/NBS.RPT.4278
ER  -