Mining, the priceless heritage /
Lewis, Robert Strong, 1882-
Mining, the priceless heritage / by Robert Strong Lewis. - Salt Lake City : Extension Division, University of Utah, 1939. - 36 p. ; 23 cm. - Bulletin of the University of Utah ; v. 29, no. 4 Third annual Frederick William Reynolds memorial lecture . - University of Utah. Bulletin ; v. 29, no. 4. . - Frederick William Reynolds memorial lecture ; [no.] 3. .
At head of title: Extension Division, University of Utah.
e 39000094
Mineral industries.
Mines and mineral resources.
TN155 / .L4
Mining, the priceless heritage / by Robert Strong Lewis. - Salt Lake City : Extension Division, University of Utah, 1939. - 36 p. ; 23 cm. - Bulletin of the University of Utah ; v. 29, no. 4 Third annual Frederick William Reynolds memorial lecture . - University of Utah. Bulletin ; v. 29, no. 4. . - Frederick William Reynolds memorial lecture ; [no.] 3. .
At head of title: Extension Division, University of Utah.
e 39000094
Mineral industries.
Mines and mineral resources.
TN155 / .L4