TY  - BOOK
AU  - Andre, George Guillaume,
TI  - A descriptive treatise on mining machinery, tools, and other appliances used in mining
AV  - TH345 A54
PY  - 1877///-1878
CY  - London
PB  - E. & F. N. Spon
KW  - Maquinaria minera
ER  -