 | 1881 - 1326 páginas
...von v. Groddeck. Clausthal, Grosse. XXIV, 387 S. 8. 5 M 50; geh. 6 o* Lock, AG, gold: its occnrrence and extraction. Embracing the geographical and geological...mineralogical characters of gold-bearing rocks, the peculiar featurea and modes of working ahallow places, rivers, and deep heads, hydraulicing , the reduction... | |
 | Charles-Étienne-Louis Camus - 1868 - 174 páginas
...Fire-Resisting Arrangements. By BH THWAITE, Assoc. Mem. Inst. CE With 183 wood engravings, crown 8vo, cloth, g*. Gold : Its Occurrence and Extraction, embracing the...; a Bibliography of the subject and a Glossary of Technical and Foreign Terms. By ALFRED G. LOCK, FRGS With numerous illustrations and maps, 1250 pp.,... | |
 | John Richards - 1876 - 214 páginas
...Arrangements. By BH THWAITE, Assoc. Mem. Inst. CE With 183 wood engravings, crown 8vo, cloth, <)s. Gold : Its Occurrence and Extraction, embracing the...; a Bibliography of the subject and a Glossary of Technical and Foreign Terms. By ALFRED G. LOCK, FRGS With numerous illustrations and maps, 1250 pp.,... | |
 | Henry Reid - 1877 - 494 páginas
...Fire-Resisting Arrangements. By BH THWAITE, Assoc. Mem. Inst. CE With 183 wood engravings, crown 8vo, cloth, 9*, Gold : Its Occurrence and Extraction, embracing the...; a Bibliography of the subject and a Glossary of Technical and Foreign Terms. By ALFRED G. LOCK, FRGS With numerous illustrations and maps, 1250 pp.,... | |
 | Peter Lund Simmonds - 1877 - 168 páginas
...Fire-Resisting Arrangements. By BH THWAITE, Assoc. Mem. Inst. CE With 183 wood engravings, crown 8vo, cloth, gs. Gold : Its Occurrence and Extraction, embracing the...; a Bibliography of the subject and a Glossary of Technical and Foreign Terms. By ALFRED G. LOCK, FRGS With numerous illustrations and maps, 1250 pp.,... | |
 | Baldwin Latham - 1878 - 670 páginas
...Arrangements. By B. II. THWAITE, Assoc. Mem. Inst. CE With 183 -.cood engravings, crown 8vo, cloth, 9*. Gold : Its Occurrence and Extraction, embracing the...of working Shallow Placers, Rivers, and Deep Leads; Ilydraulicing ; the Reduction and Separation of Auriferous Quartz ; the treatment of complex Auriferous... | |
 | Valdemar Hoskiær - 1879 - 132 páginas
...Arrangements. By BH THWAITE, Assoc. Mem. Inst. CE With 183 wood engravings, crown 8vo, cloth, 9J•. Gold: Its Occurrence and Extraction, embracing the...peculiar features and modes of working Shallow Placers, Rivets, and Deep Leads ; Hydraulicing; the Reduction and Separation of Auriferous < v )uartz ; the... | |
 | August Ritter - 1879 - 446 páginas
...Fire-Resisting Arrangements. By BH THWAITE, Assoc. Mem. Inst. CE With 183 wood engravings, crown 8vo, cloth, 9*. Gold : Its Occurrence and Extraction, embracing the...rocks ; the peculiar features and modes of working B » Shallow Placers, Rivers, and Deep Leads ; Hydraulicing ; the Reduction and Separation of Auriferous... | |
 | 1880 - 826 páginas
...BOOKS. In One large Vol. super-royal 8vo, cloth, with numerous Illustrations and Maps, price £2 las. 6i GOLD : Its Occurrence and Extraction. Embracing the...of working Shallow Placers, Rivers, and Deep Leads ; Hydrauhcing: ', the Reduction and Separation of Auriferous Quartz ; the Treatment of Complex Auriferous... | |
 | Thomas Box - 1882 - 178 páginas
...Fire-Resisting Arrangements. By BH THWAITE, Assoc. Mem. Inst. CE With 183 wood engravings, crown 8vo, cloth, pj, Gold : Its Occurrence and Extraction, embracing the...; a Bibliography of the subject and a Glossary of Technical and Foreign Terms. By ALFRED G. LOCK, FRGS With numerous illustrations and maps, 1250 pp.,... | |
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Gold : Its Occurrence and Extraction, embracing the Geographical and Geological Distribution and the Mineralogical Characters of Gold-bearing rocks; the peculiar features and modes of working Shallow Placers, Rivers, and Deep Leads ; Hydraulicing ; the... 
