Arsenic-bearing deposits of Canada,
Hurst, Macleod Ewart, 1897-
Arsenic-bearing deposits of Canada, by M.E. Hurst. - Ottawa, F.A. Acland, printer, 1927. - iv, 181 p. incl. illus., tables. fold. plan.
At head of title: Canada. Department of mines.
Bibliographical foot-notes.
gs 27000369
Arsenic.
Mines and mineral resources--Canada.
QE185 / .A4 no. 4
Arsenic-bearing deposits of Canada, by M.E. Hurst. - Ottawa, F.A. Acland, printer, 1927. - iv, 181 p. incl. illus., tables. fold. plan.
At head of title: Canada. Department of mines.
Bibliographical foot-notes.
gs 27000369
Arsenic.
Mines and mineral resources--Canada.
QE185 / .A4 no. 4