Reference
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- Smith , Walter , J. , Suprenant and Norman , F. 1953 . Properties of Various Filter Media for Atmospheric Dust Sampling. Report presented to A.S.T.M . July 1
- Angleton , G. M. , Barker and Robert , F. . Determination of the Alpha Counting: Efficiency of Some Filter Papers. . Paper presented at the 1954 Industrial Health Conference . April , Chicago : A.I.H.A. .
- Silverman , Leslie , Viles and Frederick , J. Jr. 1948 . A High Volume Air Sampling and Filter Weighing Method for Certain Aerosols . Journ. Indus. Hyg. & Toxic. , 30 : 2
- Keenan , R. G. and Byers , D. H. 1952 . Rapid Analytical Method for Air Pollution Surveys . Arch. Indus. Hug. & Occup. Med. , 6 : 226 – 230 .
- Data supplied by Mine Safety Appliances Company , Pittsburgh .
- Unpublished data.
- Mitchell , R. B. , Stumm , P. W. , Dorris , H. W. Jr. and Timmons , D. E. October 1949 . The Development of a Soluble Collection Filter for Microorganisms Present in Air , October , U.S.A.F. School of Aviation Medicine . Proj. No. 21–02–118, Report No. 2
- Mitchell , R. B. , Fulton , John , D. , Ellingson and Harold , V. December 1953 . A Soluble Gelatin-Foam Sampler for Air-Borne Microorganisms at Surface Levels , December , U.S.A.F. School of Aviation Medicine . Unnumbered Report
- Goetz , Alexander . 1951 . Aerosol Filtration with Molecular Filter Membranes . Chem. and Eng. News , 29 : 193
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- Lodge , J. P. 1953 . A New Technique for the Analysis of Micron Sized Particles . Paper presented at Amer. Chem. Soc. meeting in Chicago , September