Earth resources survey systems : - Washington D C : National Aeronautics and Space Administration, 1972. - 1 v (vii, 366 p. :) ill. ; 26 cm. - National Aeronautics and Space Administration special publications 283 . Includes bibliographical references. Subjects--Topical Terms: Earth resourcesRemote sensingSurveying Dewey Class. No.: 525 / EAR