UNCLASSIFIED
a ee Sn ee ee cs cn fe cS mS

Roller,P.S. Metal Powder Size Distribution with the Roller Air.
Analyzer. American Society for Testing Materials Special Technical

Publication 140, pp. 54-65, 1952.

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Subsieve Particle-Size Measurement of Metal Powders

by Air Elutriation.

J. Res. Nat. Bur. Standards 51:17-31, 1953.

Roller, P.S. Measurement of Particle-Size with an Accurate Air
Analyzer; Fineness and Particle-Size Distribution of Portland Cement,

Proc. Am, Soc, Testing Materials 32 (pt. 2), 607-626, 1932.

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Reif, A.E,., and Giblin, M.E. Aerosol Production and Size Analysis
with the Roller Separator. Arch. Ind, Health 14; 442-449, 1957,

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Marinelli, L.D., Quimby, E.H., and Hine, G.J. Dosage Determination
with Radioactive Isotopes. II. Practical Considerations in Therapy

and Protection,

Am.J. Roent. Rad. Therapy 39: 260, 1948.

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