Amstutz, G. C. 1922-.

Glossary of mining geology in English, Spanish, French and German / by G.C. Amstutz. - Stuttgart : Enke Verlag, 1971. - 197 p. : ill. ; 22 cm.

p. 161

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Geology, Economic--Dictionaries--Polyglot
Mining engineering--Dictionaries--Polyglot
Dictionaries, Polyglot