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1Published 1969### CRL customization ### ?> ### Add publisher and desc details ### ?>[Washington, D.C.] : Springfield, Va. : National Aeronautics and Space Administration ; for sale by the Clearinghouse for Federal Scientific and Technical Information, 1969.185 p. : ill. ; 24 cm.
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2by Wiebenga, W. A.### CRL customization ### ?> ### Add publisher and desc details ### ?>
Published 1969[Canberra] : Dept. of National Development, Bureau of Mineral Resources, Geology and Geophysics, 1969.38 p. : ill., maps ; 25 cm.