Articles

Cotton Powder for Infrared Transmission Measurements
Florence H. Forziati, Walter K. Stone, John W. Rowen, and William D. Appel

Gravimetric Analysis of Exhaust Gas From Gas Turbine Combustion Chambers
Fillmer W. Ruegg and Carl Halpern

Absorption of Near-Infrared Energy by Certain Glasses
Jack M. Florence, Charles C. Allshouse, Francis W. Glaze, and Clarence H. Hdhner

Tensile Properties of Ingot Iron at Low Temperatures
Glenn W. Geil and Nesbit L. Carwile

Effects of Pressure and Other Variables on Determinations of Octane Number
William J. Levedahl

Creep of High-Purity Copper
William D. Jenkins and Thomas G. Digges

Purification, Purity, and Freezing Points of Twenty-Nine Hydrocarbons of the API-Standard and API-NBS Series
Anton J. Streiff, Laurel F. Soule, Charlotte M. Kennedy, M. Elizabeth Janes,Vincent A. Sedlak, Charles B. Willingham, and Frederick D. Rossini!