Wraigth, E. A.
'Influence of heath in Cyniding gold Ores'. - Londres-XXK : The Institution of Mining and Metallurgy, 1916. - p. 3-9 - Irregular - No. 136(Jan.1916) - Bulletin of the Institution of Mining and Metallurgy, ; No. 136 . - Reino Unido. The Institution of Mining and Metallurgy,. .
Inglés.
'Influence of heath in Cyniding gold Ores'. - Londres-XXK : The Institution of Mining and Metallurgy, 1916. - p. 3-9 - Irregular - No. 136(Jan.1916) - Bulletin of the Institution of Mining and Metallurgy, ; No. 136 . - Reino Unido. The Institution of Mining and Metallurgy,. .
Inglés.
