The world of copper.
Brown, Geoffrey.
The world of copper. - Lusaka, London, [etc.] Oxford U.P., 1967 [i.e. 1968]. - [1], 61 p. illus., maps. 14 x 22 cm.
68115546
B68-05010
Copper mines and mining.
TN440 / .B76
622/.34/3
The world of copper. - Lusaka, London, [etc.] Oxford U.P., 1967 [i.e. 1968]. - [1], 61 p. illus., maps. 14 x 22 cm.
68115546
B68-05010
Copper mines and mining.
TN440 / .B76
622/.34/3