TY  - BOOK
AU  - Gilbert,Grove Karl
TI  - Hydraulic-mining débris in the Sierra Nevada
AV  - QE75 .P9 no. 105
PY  - 1917///
CY  - Washington
PB  - U.S. Gov't Print. Off.
KW  - Hydraulic mining
KW  - Gold mines and mining
KW  - Sierra Nevada (Calif. and Nev.)
N1  - At head of title:  Department of the Interior; Many of the plates printed on both sides of leaf
ER  -