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
Commission.
A. Makes any warranty or represgntation, expressed
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 not
infringe privately owned rights; 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 employee of such contractor, to the
extent that such employee or contractor of the Commission,
or employee of such contractor prepares, disseminates, or
provides access to, any information pursuant to his
employment or contract with the Commission, or his
employment with such contractor.

This report has been reproduced directly from the best
available copy.

Printed in USA,

Price $3.50.

Available from the Office

of Technical Services, Department of Commerce,
Washington 25, D. C.

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