Zoekresultaten - Conference on Small Scale Mining

Proceedings of the Conference on Small Scale Mining in Papua New Guinea : held at the University of Technology, Lae, 4th-8th June, 1983 / door Conference on Small Scale Mining in Papua New Guinea (1983 : University of Technology, Lae)

Gepubliceerd in 1983

Wokim gold long Morobe, 1922-1942 / door Kuluah, Albert

Gepubliceerd in 1983 “…Conference on Small Scale Mining…”

Proceedings of the Conference on Small Scale Mining in Papua New Guinea, held at the University of Technology, Lae, 4th-8th June, 1983

Gepubliceerd in 1983 “…Conference on Small Scale Mining in Papua New Guinea (1983 : University of Technology, Lae)…”

Small-scale mining : a global overview /

Gepubliceerd in 1994 “…International Conference on Small-scale Mining…”