LEGAL NOTICE This report was prepared as an account of Governmentsponsored work. Neither the United States, nor the Commission, nor any person acting on behaif of the Commission: A. Makes any warrancy or representation, express or implied, with respect to the accuracy, completeness, or usefulness of the information contained in this report, or that the use of any information, apparatus, method,or process disclosed in this report may notinfringe privately owned rights; or B. Assumes anyliabilities with respect to che use of, or for damages resulting from the use of any information, apparatus, method, or process disclosed in this report. As used in the above “person acting on behalf of the Commission” includes any employee or contractor of the Commission to the extent that such employee or contractor prepares, handles or distributes, or provides access to, any information pursuantto his employmentor contract with the Commission. PRICE $1.00 Available from the Office of Technical Services, Department of Commerce, Washington 25, D.C. une 1958 1000 copies Pp

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