TY  - BOOK
AU  - Holland,Stuart S.
TI  - Hydraulic mining methods,
T2  - British Columbia. Dept. of mines. Bulletin
AV  - TN27 .B72 no. 15
U1  - 622.061711 s 
PY  - 1942///
CY  - Victoria, B.C.
PB  - Photo-offset by C.F. Banfield, printer to the King
KW  - Hydraulic mining
KW  - Gold mines and mining
N1  - At head of title: British Columbia Dept. of mines ... Herbert Anscomb, minister, John F. Walker, deputy minister; This Bulletin is in large part a reprint from United States Bureau of mines Information circular 6787; Bibliography: p. 76
ER  -