Sodium sulphate /
Killin, A.F.
Sodium sulphate / A.F. Killin. - Ottawa : Dept. of Energy, Mines and Resources, 1974. - v. ; 25 cm. - 1975 ; no. 45 .
Sulphates -- Canada.
G CAN E64 (08) 3/45
Sodium sulphate / A.F. Killin. - Ottawa : Dept. of Energy, Mines and Resources, 1974. - v. ; 25 cm. - 1975 ; no. 45 .
Sulphates -- Canada.
G CAN E64 (08) 3/45