MA ta ~Oe . mee ae Betae LEGAL NOTICE This report was prepared as an account of Government sponsored work. Neither the United States, nor the Commission, nor any person acting on behalf of the Commussion: A. Makes any warranty or representation, expressed or imphed, 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 not infringe privately owned mghts; or B. Assumes any liabilities with respect to the 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, or emplovee of such contractor, to the extent that such employee or contractor of the Commussion, or employee of such contractor prepares, disseminates, or provides access to. any information pursuant to his employment or contract with the CammiSsion, or his employment witn such contractor a PRINTED IN USA PRICE $2 )0 Available from the Office of Technical Sersices, Department of Commerce Washington 25.0C 1 un on Fepruary 1961 0 coples