"Deposits of the useful minerals and rocks, their origin, form and content.Vol 1: Ore-deposits in general-magmatic, segregations contact-deposits-tin lodes-quick-silver lodes"
BEYSCHLAG(F) et al
"Deposits of the useful minerals and rocks, their origin, form and content.Vol 1: Ore-deposits in general-magmatic, segregations contact-deposits-tin lodes-quick-silver lodes" - London Macmillan & Co 1914 - xxviii p. + 514
"Deposits of the useful minerals and rocks, their origin, form and content.Vol 1: Ore-deposits in general-magmatic, segregations contact-deposits-tin lodes-quick-silver lodes" - London Macmillan & Co 1914 - xxviii p. + 514