TY  - BOOK
AU  - Richards,Robert H.
TI  - Ore dressing,
AV  - TN500 RIC
PY  - 1908///
CY  - New York, London
PB  - The Engineering and mining journal; [etc., etc.]
KW  - Ore-dressing
N1  - Paged continuously; Library has, v.1-2; Bibliography at end of each chapter
ER  -