4, * wt NOTICE > ‘ Fs réport was prepared as an accowntof work sponsored by the United States Government.Neither the United States nogajg United States Energy Research and Development Adagpistration,nor anyof their employees, nor anyof their contractors, subcontractorsocr employees, makes any warranty, express or implied, or assurnes a any Jegal liabileya reasponsibilipy.for the accuracy, sompleteness or usefulness of any tus, product or SS disclosed, or represents that its use would not infringe’ privatelyowned righes wta. aa + . * oot a , . “* S, JPMlbedinthe Phitediatés of America oe 3 "3...52Kallablefiom Sa Wins}Technical Information Service U.S. Departmentof Commerce 5285 Port Royal Road Springfield, VA 22161 Price: Printed Copy, Domestic $6.25; Foreign $8.75; Microfiche $1.45 September 1975 1400 cooies