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This report wos prepared as an account of Government sponsored work. Neither the United Stotes, nor the Commission, nor any person acting on behalf of the Commission; A. Mokes any warranty or representation, expressed or implied, with respect to the accuracy, completeness, or usefulness of the information contained In this report, or that the use of any informotion, opparatus, method, or process disclosed in this report may not infringe privately owned rights; or B. Assumes ony liabilities with respect to the use of, or for damages resulting from the use of any information, opparatus, method, or process disclosed in this report. As used in the above, "person acting on beholf of the Commission" includes any employee or contractor of the Commission, or employee of such controctor, to the extent that such employee or contractor of the Commission, or employee of such contractor prepares, disseminates, or provides access to, ony information pursuant to his employment or contract with the Commission, or his employment with such contractor.

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