(Mineral industry surveys.) [Prepared by Division of Nonmetallic Minerals-Mineral Supply. Annual advance summary.]
Notes:
(Mineral industry surveys.) [Prepared by Division of Nonmetallic Minerals-Mineral Supply. Annual advance summary.] + Distribution Made by Issuing Office. Mines Bureau, Pittsburgh, PA 15213
Availability:
+ Distribution Made by Issuing Office. Mines Bureau, Pittsburgh, PA 15213