Geological Survey: distribution of publications to public libraries

The Director of the Geological Survey shall distribute to public libraries that have not already received them, copies of sale publications on hand at the expiration of five years after date of delivery to the Survey document room, excepting a reserve number not to exceed two hundred copies. (Source: (Pub. L. 90–620, Oct. 22, 1968, 82 Stat. 1269.))