Bismuth /
George, J.G.
Bismuth / J.G. George. - Ottawa : Dept. of Energy, Mines and Resources, 1977. - v. ; 25 cm. - 1977 ; no. 8 .
Sulphates -- Canada.
G CAN E64 (08) 3/8
Bismuth / J.G. George. - Ottawa : Dept. of Energy, Mines and Resources, 1977. - v. ; 25 cm. - 1977 ; no. 8 .
Sulphates -- Canada.
G CAN E64 (08) 3/8